{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:KUHROFZE3ZMDIPWEEU5FHDFXYI","short_pith_number":"pith:KUHROFZE","schema_version":"1.0","canonical_sha256":"550f171724de58343ec4253a538cb7c21b2ffc9c660021d90ac276bc3aafcf6b","source":{"kind":"arxiv","id":"1307.5685","version":1},"attestation_state":"computed","paper":{"title":"An Evaluation of Caching Policies for Memento TimeMaps","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DL","authors_text":"Justin F. Brunelle, Michael L. Nelson","submitted_at":"2013-07-22T12:53:10Z","abstract_excerpt":"As defined by the Memento Framework, TimeMaps are ma-chine-readable lists of time-specific copies -- called \"mementos\" -- of an archived original resource. In theory, as an archive acquires additional mementos over time, a TimeMap should be monotonically increasing. However, there are reasons why the number of mementos in a TimeMap would decrease, for example: archival redaction of some or all of the mementos, archival restructuring, and transient errors on the part of one or more archives. We study TimeMaps for 4,000 original resources over a three month period, note their change patterns, an"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1307.5685","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DL","submitted_at":"2013-07-22T12:53:10Z","cross_cats_sorted":[],"title_canon_sha256":"02b7b3864040366f587d78564647267e5eed37af10a56547aa7e1e642358dfe9","abstract_canon_sha256":"2d8a84c852b6d0ff92a6b3b5e9ee0f5f53ce322c0463578d168e330e6c6a15f0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:17:54.966970Z","signature_b64":"Xtxzo7H3SHD7FGkyG+giveXnWvKUss3vIM2SHYD4XUMu20qXo0zXTSa0yxRpHF1HumcxRPkAxILxoLSVD2pyCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"550f171724de58343ec4253a538cb7c21b2ffc9c660021d90ac276bc3aafcf6b","last_reissued_at":"2026-05-18T03:17:54.966297Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:17:54.966297Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An Evaluation of Caching Policies for Memento TimeMaps","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DL","authors_text":"Justin F. Brunelle, Michael L. Nelson","submitted_at":"2013-07-22T12:53:10Z","abstract_excerpt":"As defined by the Memento Framework, TimeMaps are ma-chine-readable lists of time-specific copies -- called \"mementos\" -- of an archived original resource. In theory, as an archive acquires additional mementos over time, a TimeMap should be monotonically increasing. However, there are reasons why the number of mementos in a TimeMap would decrease, for example: archival redaction of some or all of the mementos, archival restructuring, and transient errors on the part of one or more archives. We study TimeMaps for 4,000 original resources over a three month period, note their change patterns, an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.5685","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1307.5685","created_at":"2026-05-18T03:17:54.966403+00:00"},{"alias_kind":"arxiv_version","alias_value":"1307.5685v1","created_at":"2026-05-18T03:17:54.966403+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.5685","created_at":"2026-05-18T03:17:54.966403+00:00"},{"alias_kind":"pith_short_12","alias_value":"KUHROFZE3ZMD","created_at":"2026-05-18T12:27:51.066281+00:00"},{"alias_kind":"pith_short_16","alias_value":"KUHROFZE3ZMDIPWE","created_at":"2026-05-18T12:27:51.066281+00:00"},{"alias_kind":"pith_short_8","alias_value":"KUHROFZE","created_at":"2026-05-18T12:27:51.066281+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/KUHROFZE3ZMDIPWEEU5FHDFXYI","json":"https://pith.science/pith/KUHROFZE3ZMDIPWEEU5FHDFXYI.json","graph_json":"https://pith.science/api/pith-number/KUHROFZE3ZMDIPWEEU5FHDFXYI/graph.json","events_json":"https://pith.science/api/pith-number/KUHROFZE3ZMDIPWEEU5FHDFXYI/events.json","paper":"https://pith.science/paper/KUHROFZE"},"agent_actions":{"view_html":"https://pith.science/pith/KUHROFZE3ZMDIPWEEU5FHDFXYI","download_json":"https://pith.science/pith/KUHROFZE3ZMDIPWEEU5FHDFXYI.json","view_paper":"https://pith.science/paper/KUHROFZE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1307.5685&json=true","fetch_graph":"https://pith.science/api/pith-number/KUHROFZE3ZMDIPWEEU5FHDFXYI/graph.json","fetch_events":"https://pith.science/api/pith-number/KUHROFZE3ZMDIPWEEU5FHDFXYI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KUHROFZE3ZMDIPWEEU5FHDFXYI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KUHROFZE3ZMDIPWEEU5FHDFXYI/action/storage_attestation","attest_author":"https://pith.science/pith/KUHROFZE3ZMDIPWEEU5FHDFXYI/action/author_attestation","sign_citation":"https://pith.science/pith/KUHROFZE3ZMDIPWEEU5FHDFXYI/action/citation_signature","submit_replication":"https://pith.science/pith/KUHROFZE3ZMDIPWEEU5FHDFXYI/action/replication_record"}},"created_at":"2026-05-18T03:17:54.966403+00:00","updated_at":"2026-05-18T03:17:54.966403+00:00"}