{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:VH25NZTV7GAR6YTMUDWNPHF7LZ","short_pith_number":"pith:VH25NZTV","canonical_record":{"source":{"id":"1007.3005","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-18T13:33:44Z","cross_cats_sorted":[],"title_canon_sha256":"10841d08f265ba67c8f5b4eade3e720348d58e2f41cb61264aaa787c71edad79","abstract_canon_sha256":"8ab9b46d70ee6ebaa5ad655c8871e0abd37132ee9707dfd1cf718a09ac418b8c"},"schema_version":"1.0"},"canonical_sha256":"a9f5d6e675f9811f626ca0ecd79cbf5e787ee411a1366f89dde7f65796a4c188","source":{"kind":"arxiv","id":"1007.3005","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.3005","created_at":"2026-05-18T04:25:03Z"},{"alias_kind":"arxiv_version","alias_value":"1007.3005v2","created_at":"2026-05-18T04:25:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.3005","created_at":"2026-05-18T04:25:03Z"},{"alias_kind":"pith_short_12","alias_value":"VH25NZTV7GAR","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"VH25NZTV7GAR6YTM","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"VH25NZTV","created_at":"2026-05-18T12:26:15Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:VH25NZTV7GAR6YTMUDWNPHF7LZ","target":"record","payload":{"canonical_record":{"source":{"id":"1007.3005","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-18T13:33:44Z","cross_cats_sorted":[],"title_canon_sha256":"10841d08f265ba67c8f5b4eade3e720348d58e2f41cb61264aaa787c71edad79","abstract_canon_sha256":"8ab9b46d70ee6ebaa5ad655c8871e0abd37132ee9707dfd1cf718a09ac418b8c"},"schema_version":"1.0"},"canonical_sha256":"a9f5d6e675f9811f626ca0ecd79cbf5e787ee411a1366f89dde7f65796a4c188","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:25:03.059016Z","signature_b64":"FjbHt+bIelMCWuto1M+JpvImqSVeoNb+3KKeRduv6AG/WYeNtG0NjXBsDC0D2pnferRG+YMA6tBbBj1kRbn9BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a9f5d6e675f9811f626ca0ecd79cbf5e787ee411a1366f89dde7f65796a4c188","last_reissued_at":"2026-05-18T04:25:03.058588Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:25:03.058588Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1007.3005","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":"2026-05-18T04:25:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ond5YHxlC63KqJETp7SZzMXcHIvhHFcDvFP9fgkiyGtcGQtWBY5z5m3IgKcNfkM3V/WO8VrCO8fmMCl1hHJ6DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T05:00:44.384383Z"},"content_sha256":"551c2dc974d9af1633b1a8236421222a8adbbd04b320b974c0a6aa4859499cb1","schema_version":"1.0","event_id":"sha256:551c2dc974d9af1633b1a8236421222a8adbbd04b320b974c0a6aa4859499cb1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:VH25NZTV7GAR6YTMUDWNPHF7LZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dissipative Future Universe without Big Rip","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"gr-qc","authors_text":"Anil Kumar Yadav","submitted_at":"2010-07-18T13:33:44Z","abstract_excerpt":"The present study deals with dissipative future universe without big rip in context of Eckart formalism. The generalized chaplygin gas, characterized by equation of state $p=-\\frac{A}{\\rho^\\frac{1}{\\alpha}}$, has been considered as a model for dark energy due to its dark-energy-like evolution at late time. It is demonstrated that, if the cosmic dark energy behaves like a fluid with equation of state $p=\\omega\\rho$; $\\omega < -1$, as well as chaplygin gas simultaneously then the big rip problem does not arises and the scale factor is found to be regular for all time."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.3005","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":"2026-05-18T04:25:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8Y2V7/lUNqxQ9naADa8w3uRVQDs+GgTSUfHoo5htjsLRnOAf+417soYxt5KJLbI2YPJd330si+o9uFSE+P9KDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T05:00:44.384742Z"},"content_sha256":"6cfe8ac1affa030494a409f4272ff786a7032ffe5affbbcba8f01d15cdb54fe6","schema_version":"1.0","event_id":"sha256:6cfe8ac1affa030494a409f4272ff786a7032ffe5affbbcba8f01d15cdb54fe6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VH25NZTV7GAR6YTMUDWNPHF7LZ/bundle.json","state_url":"https://pith.science/pith/VH25NZTV7GAR6YTMUDWNPHF7LZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VH25NZTV7GAR6YTMUDWNPHF7LZ/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":"2026-05-30T05:00:44Z","links":{"resolver":"https://pith.science/pith/VH25NZTV7GAR6YTMUDWNPHF7LZ","bundle":"https://pith.science/pith/VH25NZTV7GAR6YTMUDWNPHF7LZ/bundle.json","state":"https://pith.science/pith/VH25NZTV7GAR6YTMUDWNPHF7LZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VH25NZTV7GAR6YTMUDWNPHF7LZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:VH25NZTV7GAR6YTMUDWNPHF7LZ","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":"8ab9b46d70ee6ebaa5ad655c8871e0abd37132ee9707dfd1cf718a09ac418b8c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-18T13:33:44Z","title_canon_sha256":"10841d08f265ba67c8f5b4eade3e720348d58e2f41cb61264aaa787c71edad79"},"schema_version":"1.0","source":{"id":"1007.3005","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.3005","created_at":"2026-05-18T04:25:03Z"},{"alias_kind":"arxiv_version","alias_value":"1007.3005v2","created_at":"2026-05-18T04:25:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.3005","created_at":"2026-05-18T04:25:03Z"},{"alias_kind":"pith_short_12","alias_value":"VH25NZTV7GAR","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_16","alias_value":"VH25NZTV7GAR6YTM","created_at":"2026-05-18T12:26:15Z"},{"alias_kind":"pith_short_8","alias_value":"VH25NZTV","created_at":"2026-05-18T12:26:15Z"}],"graph_snapshots":[{"event_id":"sha256:6cfe8ac1affa030494a409f4272ff786a7032ffe5affbbcba8f01d15cdb54fe6","target":"graph","created_at":"2026-05-18T04:25:03Z","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":"The present study deals with dissipative future universe without big rip in context of Eckart formalism. The generalized chaplygin gas, characterized by equation of state $p=-\\frac{A}{\\rho^\\frac{1}{\\alpha}}$, has been considered as a model for dark energy due to its dark-energy-like evolution at late time. It is demonstrated that, if the cosmic dark energy behaves like a fluid with equation of state $p=\\omega\\rho$; $\\omega < -1$, as well as chaplygin gas simultaneously then the big rip problem does not arises and the scale factor is found to be regular for all time.","authors_text":"Anil Kumar Yadav","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-18T13:33:44Z","title":"Dissipative Future Universe without Big Rip"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.3005","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":"sha256:551c2dc974d9af1633b1a8236421222a8adbbd04b320b974c0a6aa4859499cb1","target":"record","created_at":"2026-05-18T04:25:03Z","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":"8ab9b46d70ee6ebaa5ad655c8871e0abd37132ee9707dfd1cf718a09ac418b8c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2010-07-18T13:33:44Z","title_canon_sha256":"10841d08f265ba67c8f5b4eade3e720348d58e2f41cb61264aaa787c71edad79"},"schema_version":"1.0","source":{"id":"1007.3005","kind":"arxiv","version":2}},"canonical_sha256":"a9f5d6e675f9811f626ca0ecd79cbf5e787ee411a1366f89dde7f65796a4c188","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a9f5d6e675f9811f626ca0ecd79cbf5e787ee411a1366f89dde7f65796a4c188","first_computed_at":"2026-05-18T04:25:03.058588Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:25:03.058588Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FjbHt+bIelMCWuto1M+JpvImqSVeoNb+3KKeRduv6AG/WYeNtG0NjXBsDC0D2pnferRG+YMA6tBbBj1kRbn9BA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:25:03.059016Z","signed_message":"canonical_sha256_bytes"},"source_id":"1007.3005","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:551c2dc974d9af1633b1a8236421222a8adbbd04b320b974c0a6aa4859499cb1","sha256:6cfe8ac1affa030494a409f4272ff786a7032ffe5affbbcba8f01d15cdb54fe6"],"state_sha256":"2dd575ad06cf0d5292315a1c2382451c8821af20ffedd1560add276290f75bbb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RCcHPbKLTS6BLLfRfDBlITRWFQZgk3JGxOKNIfyxqHPo6hxcH8NM/hZrFSZLY0GLide3j9aLn1zxMCPUcKWOCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T05:00:44.386768Z","bundle_sha256":"7d77d57e65c4228a4cc2b9e1ef8b7cf5327ed23da8c9da07cc62968d26ca10cf"}}