etapta aa Spd pst t fas a s e fas st e tee t pfe

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?etapt???a?? ?????aµµa Sp??d???p?st?µ? t??
?????f???a?-??????s? ?a? ??????s? ??ß???????? µe
?µfas? st?? ??e? te???????e? t?? p????f???e?

• ????µa ??f?a??? ?p??es?e?
• ?? ?T????S ??????T???S ??? ?? ???S??T???S G?? ??
  ???SF???S? ??S ???????????S ???S??S?S S? on-line
  ????S???????
• ???p? Staµ????a ???????

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?? pe???aµß??e? t? ??µa

• ? ???? st???? t?? ??????? ??ß????????
• ?? ??a?t???? d?s????e? t?? ???? st????
• ?a ß?µata ??a t?? d?asf???s? t?? p??sßas??
• ? d?ad??as?a ?p????e?s?? ?a? ??at???s??
• ??e???t??? p?????µµata (t? p????aµµa PANDORA)
• ?e????t???? t?se??
• ???ß??µat?sµ??

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St???? t?? ??????? ??ß????????

• ?a?a??? - Sta?e??? st????
• ?a s???e?t???e?, ?a f????e?, ?a d?at??e?, ?a
  ???a???e? ?a? ?a d?a??te? t?? e?d?t??? pa?a????
  µ?a? ???a? se ??t?p? ? ???? s?µßat??? µ??f?
• ???? st????
• ?a s???e?t??se?, .. ?a? ta online d?µ?s?e?µata
  t?? ??ad??t???

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?? ?as???? ????? ??a t??? ?p????? ?? ???????
??ß??????e? p??sa?at??????ta? st?? a??pt???
??f?a??? ß?ß???????? (1)

• G?a ?a µp????? ?a p??sf????? d??aµ???? ?p??es?e?
  ??f?a??? ß?ß????????, p??sa?µ?sµ??e? st?? a????e?
  ?a? st?? p??sd???e? t?? ???st??
• 2. G?a ?a µp????? ?a ?e???st??? t?? p??sßas? ?a?
  t?? d?at???s? µe????? p?s?t?t?? ??f?a???
  ded?µ???? µe µ?a p??????a ?d??t?t??

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?? ?as???? ????? ??a t??? ?p????? ?? ???????
??ß??????e? p??sa?at??????ta? st?? a??pt???
??f?a??? ß?ß???????? (2)

• 3. G?a ?a µp????? ?a s??e??ast??? µe e????e?a µe
  ???a ?d??µata ?a? f??e?? ?a? ?t?µa, ?????ta?
  ???s? t?? ???? d??aµ???? t?? te???????a? ?a? t??
  t??ep????????a?
• 4. G?a ?a ep?t?????? ?a? se ?????? ???a??sµ??? ?a
  ???s?µ?p???s??? ?a? ?a a???p???s??? t?? p???t?
  t?? s???????

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?? ????? ??a t? d?asf???s? t?? µa????????a?
p??sßas?? sta online d?µ?s?e?µata ?a? ta
p??ß??µata

• ?? ?. ?. ????? ?? ??aµa ??? t?? ef?µe?? a???
• t?? µa????????a d?at???s? t?? ?????? p??
  s???e?t?????? ?a?
• t?? µa????????a e?asf???s? p??sßas?? st? ?????
  p?? s???e?t??????

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?µp?d?a st? ???? st??? (1)

• ?? pe??ss?te?e? ?.?. ß??s???ta? a?t?µ?t?pe? µe
  p??ß??µata ??µ???, ??????µ???, te?????,
  d?a?e???st???, ?a? ???a??t??? st?? p??sp??e??
  t??? ?a d?a?e???s???? ta ??f?a?? d?µ?s?e?µata
• 1.?d?e?, a???? ?a? p?a?t????, ap?de?t?? st?
  ??t?p? pe??ß????? µ? ?at?????e? ??a ?a
  pe????????? t? ??? d??t??µ??? pe??ß?????

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?µp?d?a st? ??? st??? (2)

• 2.St? d?ad??as?a d?µ?s?e?s?? st?? ??f?a?? ??sµ?
  eµp?????ta? d?af??et???? ??t?t?te? (s????afe??,
  e?d?te?, pa?a????? te???????e?, e-ep??e???se??)
• 3.??t?? ?? ??t?t?te? ????? d?af??et???
• S?µf????ta
• ??d?af????ta
• 4.?e? e??a? µ?a ? ??t?t?ta p?? ??e? t?? ??e???
  t?? d?ad??as?a? ?a? ta p?e?µat??? d??a??µata
  d?e?e?????ta? se p???? s?µe?a

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?µp?d?a st? ??? st??? (3)

• 4. ?? ????? (hardware) ?a? t? ????sµ???
  (software) d?µ??????a? t?? ??f?a???
  d?µ?s?e?µ?t??
• ??e??sseta? ?a?
• a???ste?eta?
• 5. ?a ??f?a?? d?µ?s?e?µata ????? d??aµ??? f?s?
  ?a? e??a? ?d?a?t???? ef?µe?a
• ???????? pe??e??µe??
• ???????? ??s?
• ??afa?????ta? e?te???

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?µp?d?a st? ??? st??? (4)

• 6.?a ??f?a?? d?µ?s?e?µata de? ?p??e??ta?
  se ??e??? p???t?ta?
• 7.?a ??f?a?? d?µ?s?e?µata e??a? p????
• 8. ?a ?pe?s??dedeµ??a te?µ???a pa???s??????
  p??ß??µata s?et??? µe t? p?? ß??s???ta? ta ???a
  t?? te?µ?????

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?a ??µata ??a t? d?asf???s? t?? µa????????a?
p??sßas??

• ? d?asf???s? t?? µa????????a? p??sßas?? se online
  d?µ?s?e?µata e??a? µ?a d?ad??as?a d?? ß?µ?t??
• 1. ? ??ad??as?a t?? ?p????e?s??
• 2. ? ??ad??as?a t?? ??at???s??

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1? ??µa ? ??ad??as?a t?? ap????e?s??

• ? ?.?. a????? p??pe? ?a
• ?a ???se? t?? ep??e???s?a??? d?ad??as?e?
• ?a ???se? t?? apa?t?se?? t?? te?????? ?p?d?µ??
  p?? ?a ep?t???e? t?? s??????, t?? ap????e?s?, t??
  p??sßas? ?a? t? d?a?e???s? t?? a??e???
• ?a p??sd????se? ta ded?µ??a p?? p??pe? ?a
  s???e?????

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? d?ad??as?a t?? s??????? t??p??

• ??e?? ?????? t??p?? s???????
• ?? e?d?te? µp????? ?a µetaf????? t?? p????f???a
  p??? se ??a f?s??? µ?s? (disk, CD-ROM, Zip Disk)
• ?? e?d?te? ????? (push) t? ????? st? ap??et????
• ?? ??ß??????e? t?aß??? (pull) t? ????? ap? t??
  t?p??es?e? µe ????sµ??? s????µ?d??

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? d?ad??as?a? S??????? ??µata ?a? p??ß??µata (1)

• 1.? d?ad??as?a t?? ap?st???? t?? d?µ?s?e?µ?t??
  p??? se f?s??? µ?sa de? e??a? ?at?????? ??a ?????
  t??? t?p??? t?? d?µ?s?e?µ?t?? ?a? ep?p???? de?
  µp??e? ?a µetaf??e? t?? a?s??s?.
• ?p?p????, a?t? ta µ?sa ?a apa?t??? pe??ss?te??
  ????? p???t?ta? e?????? e?? ???d??e???? ap?
  te????????? a???st?a ?a? pe??ßa????t?????
  ???d?????

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? d?ad??as?a? S??????? ??µata ?a? p??ß??µata (2)

• 2.? d?ad??as?a t?? s??????? µe ???s? µp??e? ?a
  µ?? ?e?t?????se? ??a??p???t??? d??t? t? ??ad??t??
  e??a? ep????µ??? µe ??a te??st?? a???µ? e?d?t??
  ?? ?p???? ?a e??a? d?s???? ?a e?t?p?s????, ?a
  e??µe?????? ?a? ?a ?p???e? s??e????s?

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? d?ad??as?a? S??????? ??µata ?a? p??ß??µata (3)

• 3.? d?ad??as?a t?? s??????? µe ????sµ???
  s????µ?d??
• ???pe? ?a p????????? d?a?a????sµ?? µe e?d?te? ?
  pa?a?????? d?µ?s?e?µ?t?? ??a ?de?e?
• ?? ????sµ??? s????µ?d?? ?a e??a? ?at?????? ?a?
  d??aµ???
• ???pe? ?a ?p???e? e?a??a?t???? t??p?? s????µ?d??
  p.?. Web Zip ??a ?sa d?µ?s?e?µata pa???s??????
  p??ß??µata

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?a µetaded?µ??a

• ?pa?te?ta? ? ?ata??af? ???? t?? p????f?????
  s?et??? µe t?? f?s? t?? a?t??e?µ????
• ?a µetaded?µ??a ?a e??a? ???a, ßas???, ta ?d?a
  ??a ??a ta a?t??e?µe?a
• Se t? µ??f? ?ta? a?????
• ??? ?????e ??t? ?at? t? µetaf??? ? t? d?ad??as?a
  d?at???s??
• ??? ? e?d?t?? ??e? d?se? t?? ?de?? t??

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? ?p????? e??e?a ? ep??e?t???

• ?a?ad??? ?e? µp????? ?a s???e????? ??a
• ?? ?. ?. ????? d?? d??at?t?te? ?p??????
• ???e?a (µp??e? ?a e??a? ef??t? ??a ???e? µe
  s?et??? µ???? e?d?t??? pa?a????)

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? ?p????? e??e?a ? ep??e?t???

• 2. ?p??e?t??? (a?????a µe t?? pa???sa ?a? t?
  µe????t??? a??a t?? d?µ?s?e?µat??)
• ? ep??e?t??? ep????? p??t?µ?ta? ??at?
• p???? ap? ta online d?µ?s?e?µata ????? ?aµ???
  s??????? a??? ?a? µe????t??? a??a
• ?e???e?t?µata t?? ep??e?t????
• ? d?ad??as?a t?? ep??????, e??a? ?????ß??a,
  ??p?ast???, a???ß?
• ? d?ad??as?a ßas??eta? st?? ?p??e?µe???? ???µ?
  a?t?? p?? ???e? t?? ep?????

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???t???a ep??????

• ??f?a?? ??µ?s?e?µata p?? ????? e????? e?d?af????
  (??????????, p???t????, p???t?sµ????,
  ep?st?µ??????, ??????µ???? ??p. ??d?af????t??)
• ?e? ?p???e? ???ss??? d?sµe?s?
• ?e? ?p???e? d?sµe?s? e?d?t? ?a? ??s?? t??
  te?µ????? st?? ?st?

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??ad??as?a e??????

• ????? ??a d?µ?s?e?µa ap??t??e? p??pe? ?a
  e?e???e?. ? s??p?? e??a? ??a ?a p?st?p????e? ?t?
  t? a?t??e?µe?? e??a?
• ? s?st? ??d?s? pa??µ???t?p? µe a?t? t?? e?d?t?
• se pe??e??µe??
• se eµf???s?
• se a?s??s?
• ????? p??pe? ?a ????e? ? e?d?t?? ??a ?a
  ep??e???se? t? ap?t??esµa ?a? ?a t? e?????e?

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????µ? ???µas?a

• URL(Uniform Resource Location) ? d?e????s? st?
  ??ad??t?? e??? d?µ?s?e?µat?? (broken links,
  µe????? t?t??? µp??e? ?a e??a? t?p??et?µ???? se
  pe??ss?te?e? ap? µ?a t?p??es?e?)
• URN (Uniform Resource Name) ???µ??e? µ???µa ?a?
  µ??ad??? ta d?µ?s?e?µata
• DOI (Digital Object Identifier) a?apt?????e
  ?????? ??a t?? e?d?t??? ß??µ??a??a

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? d?ad??as?a t?? ???sßas??

• ?? ??????? ??ß??????e? s?????? p??sf????? d??e??
  p??sßas?.??a??e?ta? ? e?e??e?? p??sßas? ??a
  d?µ?s?e?µata ta ?p??a d??p??ta? ap? pe?????sµ???
  st? d???es?.
• ???t???a p???t????
• ??p?? p??sßas??
• ??apa?a???? ??a??µ?
• ?sf??e?a
• ???p?? a?a??t?s??

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2? ??µa ? d?at???s?

• ??a ?e???? ap?de?t? µ???d?? d?at???s?? ??f?a???
  a?t??e?µ???? de? ?p???e? a??µ?
• ?? ?p?????se? te?????? ????? p??te??µata ?a?
  ad??aµ?e?
• ?? f?s???? µetaf??e?? ??f?a??? p????f???a?
  ep??e????ta? ap? pe??ßa????t????? pa?????te?
  (?e?µ???as?a, ???as?a ??p)
• ?pe??? ??a t? d?at???s? t?? p????f????? ?
  te????????? a???st?a (technological obsolescence)

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?? e??t?se?? p??? t?? ep????? t?? st?at??????
d?at???s??

• ? e??t?s? ??e?d??st?? ap?fas? p??a st?at????? ?a
  ???s?µ?p????e? e??a? t? e??a? a?t? p?? ?a
  d?at????e?
• ???? e??t?s? T????µe ?a d?at???s??µe t??
  eµf???s?, t?? a?s??s?, t? ?e?t???????t?ta t??
  ??f?a??? a?t??e?µ???? ? ap??? a?at???aste?
  p????f???e?

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?? st?at?????? d?at???s??

• 1.? d?at???s? t?? a?a?????st???? te????????? (? ?
  d?at???s? t?? te???????a?)
• 2.? µet?pt?s? (migration) ?a?
• 3.? µ?µ?s? (emulation) ?a? ? e???????s?
  (encapsulation)
• ?a???a? ?? ??ß??????e? ????et??? µ??t?? te??????
  d?at???s??, ep??????ta? ??se?? a?????a µe t? f?s?
  ?a? t?? apa?t?se?? t?? a?t??e?µ???? ?a? t??
  s??????? t???

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?.? d?at???s? t?? te???????a?

• ??a??p???esµ? st?at????? (??a ??f?a??
  d?µ?s?e?µata p?? µetaf????ta? p??? se f?s???
  µ?sa), pe???aµß??e?
• ??? d?at???s? t?? p????f???a? st?? a????? t??
  µ??f? ?a? ep?s??
• ??? d?at???s? t?? ????sµ???? (software) ?a? t??
  ?????? (hardware) t? ?p??? ???s?µ?p??????e ??a ?a
  d?µ??????se? ?a? ??a ?a t???e? t? ??f?a??
  pe??e??µe??
• ??µ??????a ?e?????????? ???se??? ?
• ???p???s? e??? pa???sµ??? e???????? ?p?????st?

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?.? ?et?pt?s? ded?µ???? (migration)

• ? µet?pt?s? ????eta? ?? ? pe???d??? µetaf??? t??
  ??f?a??? ?????? ap? µ?a d?aµ??f?s? ?????? /
  ????sµ???? se µ?a ????, ? ap? µ?a ?e??? t??
  te???????a? t?? ?p?????st?? se µ?a ep?µe?? ?e???
• ?e t?? a?t???af? t?? ??f?a??? p????f???a?
  µp????µe ?a ?epe??s??µe t? s??pe?? t??
  sta?e??t?ta? t?? µ?s?? a??? ??? a?t??, t??
  te?????????? a???st?a?

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? a??e?t???t?ta (authenticity)

• ???e?t???t?ta s?µa??e? ?t? ??a a?t??e?µe?? e??a?
  t? ?d?? µe e?e??? p?? a?aµe??ta?e ßas?sµ??? se
  µ?a p???e??ste?? a?af??? ? p?? e??a? a?t? p??
  ?s?????eta? p?? e??a?
• ?? st?at?????? µeta??ste?s?? d?µ????????
  e?de??µ???? p??ß??µata a??e?t???t?ta? epe?d?
  p???a???? a??a??? sta d?µ?s?e?µata p??
  µeta?aste????
• ?? st?at?????? ??a t?? a??e?t???t?ta
  pe???aµß?????
• ???? µ??ad????? p??sd????st?? ded?µ????, t? ???s?
  µetaded?µ????, t?? ??f?a?? sf????s?, ta ??f?a??
  ?dat?s?µa, t?? ??f?a??? ?p???af?? ??p.

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G.? µ?µ?s? (emulation) (1)

• ? st???? t?? µ?µ?s?? e??a? ?a ep?t???e? t??
  µa????????a d?at???s? t?? ??f?a??? ??????
  d?at????ta? t? ?e?t???????t?ta, t?? eµf???s? ?a?
  t?? a?s??s? t?? p??t?t?p?? ??????
• 1. ??µ?s? t?? ????sµ???? ? ?d?a t?? µ?µ?s??
  ßas??eta? st?? e?d?s? e??? ??f?a???
  a?t??e?µ???? ???s?µ?p????ta? t? ????sµ??? p?? t?
  d?µ??????se ????? ?µ?? a?t? ?a ??e???eta? ?a
  t???e?. ? s?µpe??f??? t?? ????sµ???? ?a
  µp????se ?a pe????afe? ?a? ? pe????af? ?a
  d?as??e? ?ts? ?ste ? s?µpe??f??? t?? ?a µp??e? ?a
  a?ad?µ???????e? st? µ?????

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? µ?µ?s? (emulation) (2)

• 2. ? µ?µ?s? t?? ?????? e??a? p??a?? ap???ste??
  d??t? ?p?????? ????te?e? p?atf??µe? ?????? ap? ta
  ?e?t??????? s?st?µata ?a? ta p?????µµata
  efa?µ???? ?ts? ????te??? e??µ???t?? ?a p??pe? ?a
  ?atas?e?ast??? ?pa?t?se??
• ???sµ?? t?? p??d?a??af?? ?atas?e??? t??
  e??µ???t??
• ??af??a?? t?? apa?a?t?t?? µetaded?µ???? (??a t??
  e??es?, p??sßas? ?a? t?? epa?ad?µ??????a t??
  ??????)
• ??? e???????s? (encapsulation) d??. t??
  d?at???s? t?? p??t?t?p?? ??f?a??? a?t??e?µ????,
  t?? ????sµ???? t??, t?? µetaded?µ???? ?a? t??
  p??d?a??af?? µ?µ?s??

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?? Open Archival Informational System (OAIS)

• ?? OAIS ????e? t? p?a?s??, t?? ???????a ?a? t??
  ?at?????e? µetaded?µ???? ??a t?? ap????e?s? ?a?
  d?at???s? t?? ??f?a??? pe??e??µ????. ??e?
  ?d?a?te?? efa?µ??? se ???a??sµ??? p?? ????? t??
  e????? t?? µa????????a? p??sßas?? se ??f?a??
  p????f???a, ?d?a?te?a se ??ß??????e? ?at??es??

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??????? ??ß??????e?, ta ??????µµata ?a? ? ??e??a

• ? ?????? ??ß??????? t?? ??st?a??a?, (a??? ?a? ??
  a?t?st???e? t?? ?a?ad?, t?? ???a?d?a?, t??
  F???a?d?a?, t?? S???d?a?, t?? ?s?a?d?a?) ??e?
  a???se? t?? p??sp??e?a ap? t? 1996. S?µe?a
  d?a??te? 5.279 t?t????, µ??e??? s??????? 566.559
  gigabytes.
• ? ?????? ??ß??????? t?? F???a?d?a?
• ? ?????? ??ß??????? t?? S???d?a?
• ? ?????? ??ß??????? t?? ????d??

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?a ???a, ?? pe?????sµ??

• ??????µ??? ?a? d?a?e???st??? p??ß??µata
• ???a p?? ??t??? ?? e?d?te? ?a? ?? pa?a?????
• ???a sta ???t???a ep??????
• ???a st?? st?at?????? d?at???s??

35
?? µ?????

• ?e?t??s? t?? s??se?? µe t??? e?d?te?-pa?a??????
• ? ??f?s? ??µ?s?ed???
• ?a??te?? d?a?e???s? t?? a?t??e?µ???? ?a?
  s?s?et?sµ?? t??? µe t?? p???t???? d???es??
• ?e?t??s? t?? d?epaf??, p??sa?µ?sµ???? se
  d?af??et???? ?µ?de?

36
???ß??µat?sµ??

• ? ????t??? ?p?????? µ?a? ??????? ??ß????????
  p?ste?ete ?t? p??pe? ?a e??a? e??e?a ?
  pe??e?t???
• ??ste?ete ?t? µ?a ?????? ??ß??????? p??pe? ?a
  s?????e? ????? ?p?? ??ste? s???t?se??, chat
  rooms, cams, ??p.

37
??af????

• Muir, Adrienne. Legal deposit and preservation of
  digital publications a review of research and
  developmental activity. Journal of Documentation,
  vol. 57 (5), 2001, pp. 652-682
• Phillips, Margaret. The National Library of
  Australia ensuring long-term access to online
  publications. The Journal of electronic
  Publishing.