{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:HWYACEJDVNRHTV2JMRWV3SXFPU","short_pith_number":"pith:HWYACEJD","canonical_record":{"source":{"id":"1201.4056","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T13:36:58Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"0eafc635ced0b148bf37cb01fd1814c1a86bcbb15195a986edec619273b6258d","abstract_canon_sha256":"118c41d23ee08bf172ae7a76565b247a59de90e12eaa7e63aad08665680e0195"},"schema_version":"1.0"},"canonical_sha256":"3db0011123ab6279d749646d5dcae57d397b2783216c0769fcd9b64c64e7e1ab","source":{"kind":"arxiv","id":"1201.4056","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.4056","created_at":"2026-05-18T01:58:46Z"},{"alias_kind":"arxiv_version","alias_value":"1201.4056v2","created_at":"2026-05-18T01:58:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.4056","created_at":"2026-05-18T01:58:46Z"},{"alias_kind":"pith_short_12","alias_value":"HWYACEJDVNRH","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"HWYACEJDVNRHTV2J","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"HWYACEJD","created_at":"2026-05-18T12:27:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:HWYACEJDVNRHTV2JMRWV3SXFPU","target":"record","payload":{"canonical_record":{"source":{"id":"1201.4056","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T13:36:58Z","cross_cats_sorted":["astro-ph.CO","hep-th"],"title_canon_sha256":"0eafc635ced0b148bf37cb01fd1814c1a86bcbb15195a986edec619273b6258d","abstract_canon_sha256":"118c41d23ee08bf172ae7a76565b247a59de90e12eaa7e63aad08665680e0195"},"schema_version":"1.0"},"canonical_sha256":"3db0011123ab6279d749646d5dcae57d397b2783216c0769fcd9b64c64e7e1ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:46.803139Z","signature_b64":"uyVEZxUU6zygQgi2NNCBAUqNtGK+mJYGySLUnH1DytPFORAlQLjdADGgNLwlh3G69QJD1ka880ywxJWcwaLfBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3db0011123ab6279d749646d5dcae57d397b2783216c0769fcd9b64c64e7e1ab","last_reissued_at":"2026-05-18T01:58:46.802424Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:46.802424Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1201.4056","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:58:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KSeP63Hk2RdakgS19Swk9UnVLbZZKxHM4RuS3o6tNAFpi9OiRXqjKNoxlcMEJpMpBGMdM6RALUKfVsKNez0aBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T20:27:06.706265Z"},"content_sha256":"f47bbd577be1cdd03bc0949722edbf989bbfa3add500042d9e1b10a7d9950264","schema_version":"1.0","event_id":"sha256:f47bbd577be1cdd03bc0949722edbf989bbfa3add500042d9e1b10a7d9950264"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:HWYACEJDVNRHTV2JMRWV3SXFPU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Phantom Cosmology without Big Rip Singularity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","hep-th"],"primary_cat":"gr-qc","authors_text":"Artyom V. Astashenok, Artyom V. Yurov, Sergei D. Odintsov, Shin'ichi Nojiri","submitted_at":"2012-01-19T13:36:58Z","abstract_excerpt":"We construct phantom energy models with the equation-of-state parameter $w$ such that $w<-1$, but finite-time future singularity does not occur. Such models can be divided into two classes: (i) energy density increases with time (\"phantom energy\" without \"Big Rip\" singularity) and (ii) energy density tends to constant value with time (\"cosmological constant\" with asymptotically de Sitter evolution). The disintegration of bound structure is confirmed in Little Rip cosmology. Surprisingly, we find that such disintegration (on example of Sun-Earth system) may occur even in asymptotically de Sitte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.4056","kind":"arxiv","version":2},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:58:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"p/rzTa0FLTvuftxtgf+d3YZc5WdYlvQYmShe4Ux5K3ED6/xQJk3Tl0vtoZH8e+Kx9jc+kShdambadKqNL2SUBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T20:27:06.706999Z"},"content_sha256":"022c0b5e472ca00b9ca4255521c3af3e563fa5ea63634d9660f224cd249f18f3","schema_version":"1.0","event_id":"sha256:022c0b5e472ca00b9ca4255521c3af3e563fa5ea63634d9660f224cd249f18f3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HWYACEJDVNRHTV2JMRWV3SXFPU/bundle.json","state_url":"https://pith.science/pith/HWYACEJDVNRHTV2JMRWV3SXFPU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HWYACEJDVNRHTV2JMRWV3SXFPU/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-05T20:27:06Z","links":{"resolver":"https://pith.science/pith/HWYACEJDVNRHTV2JMRWV3SXFPU","bundle":"https://pith.science/pith/HWYACEJDVNRHTV2JMRWV3SXFPU/bundle.json","state":"https://pith.science/pith/HWYACEJDVNRHTV2JMRWV3SXFPU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HWYACEJDVNRHTV2JMRWV3SXFPU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:HWYACEJDVNRHTV2JMRWV3SXFPU","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"118c41d23ee08bf172ae7a76565b247a59de90e12eaa7e63aad08665680e0195","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T13:36:58Z","title_canon_sha256":"0eafc635ced0b148bf37cb01fd1814c1a86bcbb15195a986edec619273b6258d"},"schema_version":"1.0","source":{"id":"1201.4056","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.4056","created_at":"2026-05-18T01:58:46Z"},{"alias_kind":"arxiv_version","alias_value":"1201.4056v2","created_at":"2026-05-18T01:58:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.4056","created_at":"2026-05-18T01:58:46Z"},{"alias_kind":"pith_short_12","alias_value":"HWYACEJDVNRH","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"HWYACEJDVNRHTV2J","created_at":"2026-05-18T12:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"HWYACEJD","created_at":"2026-05-18T12:27:09Z"}],"graph_snapshots":[{"event_id":"sha256:022c0b5e472ca00b9ca4255521c3af3e563fa5ea63634d9660f224cd249f18f3","target":"graph","created_at":"2026-05-18T01:58:46Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"We construct phantom energy models with the equation-of-state parameter $w$ such that $w<-1$, but finite-time future singularity does not occur. Such models can be divided into two classes: (i) energy density increases with time (\"phantom energy\" without \"Big Rip\" singularity) and (ii) energy density tends to constant value with time (\"cosmological constant\" with asymptotically de Sitter evolution). The disintegration of bound structure is confirmed in Little Rip cosmology. Surprisingly, we find that such disintegration (on example of Sun-Earth system) may occur even in asymptotically de Sitte","authors_text":"Artyom V. Astashenok, Artyom V. Yurov, Sergei D. Odintsov, Shin'ichi Nojiri","cross_cats":["astro-ph.CO","hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T13:36:58Z","title":"Phantom Cosmology without Big Rip Singularity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.4056","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:f47bbd577be1cdd03bc0949722edbf989bbfa3add500042d9e1b10a7d9950264","target":"record","created_at":"2026-05-18T01:58:46Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"118c41d23ee08bf172ae7a76565b247a59de90e12eaa7e63aad08665680e0195","cross_cats_sorted":["astro-ph.CO","hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2012-01-19T13:36:58Z","title_canon_sha256":"0eafc635ced0b148bf37cb01fd1814c1a86bcbb15195a986edec619273b6258d"},"schema_version":"1.0","source":{"id":"1201.4056","kind":"arxiv","version":2}},"canonical_sha256":"3db0011123ab6279d749646d5dcae57d397b2783216c0769fcd9b64c64e7e1ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3db0011123ab6279d749646d5dcae57d397b2783216c0769fcd9b64c64e7e1ab","first_computed_at":"2026-05-18T01:58:46.802424Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:46.802424Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uyVEZxUU6zygQgi2NNCBAUqNtGK+mJYGySLUnH1DytPFORAlQLjdADGgNLwlh3G69QJD1ka880ywxJWcwaLfBA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:46.803139Z","signed_message":"canonical_sha256_bytes"},"source_id":"1201.4056","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f47bbd577be1cdd03bc0949722edbf989bbfa3add500042d9e1b10a7d9950264","sha256:022c0b5e472ca00b9ca4255521c3af3e563fa5ea63634d9660f224cd249f18f3"],"state_sha256":"f9e960318262ed4e475452a6c6124dcb370b5d413a175805e0db64ddf03d28f4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B9BOz4+bZ+F+kfpZt3wgqaPKXI4sIW6ZuBmRcFlaUj4h/kpmn4R7r4QYaTd/s3+vwdbO915oYYsXm8l43ViwCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T20:27:06.711252Z","bundle_sha256":"b21d4b7a6b3fad438f1a37319312a4fe025d0ed9fca7e39af931627cd1e7c5c8"}}