{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:3POSDL3PDKJLYQP66PWLETHFLP","short_pith_number":"pith:3POSDL3P","canonical_record":{"source":{"id":"1502.03893","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-02-13T06:05:11Z","cross_cats_sorted":[],"title_canon_sha256":"a09e11484e06fe170fbb2b4250d16109e9fd201d553255760aae1bec775d797f","abstract_canon_sha256":"c68afde29f9426361495e1d2887767fb5349ff4a5fb8879ae43ba8aa186c4117"},"schema_version":"1.0"},"canonical_sha256":"dbdd21af6f1a92bc41fef3ecb24ce55bfe59fbb77d6e611bbcd8e90afdc8fada","source":{"kind":"arxiv","id":"1502.03893","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.03893","created_at":"2026-05-18T01:46:21Z"},{"alias_kind":"arxiv_version","alias_value":"1502.03893v1","created_at":"2026-05-18T01:46:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.03893","created_at":"2026-05-18T01:46:21Z"},{"alias_kind":"pith_short_12","alias_value":"3POSDL3PDKJL","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3POSDL3PDKJLYQP6","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3POSDL3P","created_at":"2026-05-18T12:29:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:3POSDL3PDKJLYQP66PWLETHFLP","target":"record","payload":{"canonical_record":{"source":{"id":"1502.03893","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-02-13T06:05:11Z","cross_cats_sorted":[],"title_canon_sha256":"a09e11484e06fe170fbb2b4250d16109e9fd201d553255760aae1bec775d797f","abstract_canon_sha256":"c68afde29f9426361495e1d2887767fb5349ff4a5fb8879ae43ba8aa186c4117"},"schema_version":"1.0"},"canonical_sha256":"dbdd21af6f1a92bc41fef3ecb24ce55bfe59fbb77d6e611bbcd8e90afdc8fada","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:21.887696Z","signature_b64":"ExfP9/4bNdXrvWJtrCMbycoRJj8ag3M5WkK2b9mVKams13dtT83pnv9R2f7O82BpTWz0RQTJM6gCo4jicck1AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dbdd21af6f1a92bc41fef3ecb24ce55bfe59fbb77d6e611bbcd8e90afdc8fada","last_reissued_at":"2026-05-18T01:46:21.887038Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:21.887038Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1502.03893","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:46:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bBmv8eCE92uRLPylmEixGD9f8vvZS2TnFfQQXBRnHS4YAHarJ1+ZkqkogBdcHEf2NUZnQifrgujNWWcgg/AAAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T01:33:29.117065Z"},"content_sha256":"a95cf7014f5ee966a31fb9622d8d822c18cf67d5cc3109552cf15af44da5dd8c","schema_version":"1.0","event_id":"sha256:a95cf7014f5ee966a31fb9622d8d822c18cf67d5cc3109552cf15af44da5dd8c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:3POSDL3PDKJLYQP66PWLETHFLP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Suzaku Observations of the old pulsar wind nebula candidate HESS J1356-645","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"1, 2), (2) ISAS/JAXA, 3), (3) Sokendai, (4) Tsudakoma Corp., (5) Aoyama Gakuin U., (6) U. Tokyo), Aya Bamba (5), Junko S Hiraga (6) ((1) Titech, Masaharu Izawa (1, Masanobu Ozaki (2), Tadayasu Dotani (2, Takahisa Fujinaga (4)","submitted_at":"2015-02-13T06:05:11Z","abstract_excerpt":"A largely extended X-ray emission was discovered around the pulsar PSR J1357-6429 with the Suzaku deep observations. The pulsar, whose characteristic age is 7.3 kyr, is located within the TeV gamma-ray source HESS J1356-645. The extended emission is found to have a 1sigma X-ray size of ~4 arcmin, or ~3 pc at 2.4 kpc, with a small offset from the pulsar. Its X-ray spectrum is well reproduced by a simple power-law model with a photon index of 1.70+0.07-0.06. No significant spatial variation was found for the X-ray photon index as a function of distance from the pulsar. We conclude that the exten"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.03893","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:46:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l/4g3rjH4e0DRHs1arUOgV0NjbZJaTovRniMbZg9v6leP5DvJLsjKg+LXsRNEYCdH7cZdOc6ohU4v9/MOraNBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T01:33:29.117796Z"},"content_sha256":"c01f203d9d295c2ffafd8a77fba3ad921ed370bcaee2a4147b3dd263b01c678e","schema_version":"1.0","event_id":"sha256:c01f203d9d295c2ffafd8a77fba3ad921ed370bcaee2a4147b3dd263b01c678e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3POSDL3PDKJLYQP66PWLETHFLP/bundle.json","state_url":"https://pith.science/pith/3POSDL3PDKJLYQP66PWLETHFLP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3POSDL3PDKJLYQP66PWLETHFLP/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":"2026-06-07T01:33:29Z","links":{"resolver":"https://pith.science/pith/3POSDL3PDKJLYQP66PWLETHFLP","bundle":"https://pith.science/pith/3POSDL3PDKJLYQP66PWLETHFLP/bundle.json","state":"https://pith.science/pith/3POSDL3PDKJLYQP66PWLETHFLP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3POSDL3PDKJLYQP66PWLETHFLP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:3POSDL3PDKJLYQP66PWLETHFLP","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":"c68afde29f9426361495e1d2887767fb5349ff4a5fb8879ae43ba8aa186c4117","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-02-13T06:05:11Z","title_canon_sha256":"a09e11484e06fe170fbb2b4250d16109e9fd201d553255760aae1bec775d797f"},"schema_version":"1.0","source":{"id":"1502.03893","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.03893","created_at":"2026-05-18T01:46:21Z"},{"alias_kind":"arxiv_version","alias_value":"1502.03893v1","created_at":"2026-05-18T01:46:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.03893","created_at":"2026-05-18T01:46:21Z"},{"alias_kind":"pith_short_12","alias_value":"3POSDL3PDKJL","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_16","alias_value":"3POSDL3PDKJLYQP6","created_at":"2026-05-18T12:29:02Z"},{"alias_kind":"pith_short_8","alias_value":"3POSDL3P","created_at":"2026-05-18T12:29:02Z"}],"graph_snapshots":[{"event_id":"sha256:c01f203d9d295c2ffafd8a77fba3ad921ed370bcaee2a4147b3dd263b01c678e","target":"graph","created_at":"2026-05-18T01:46:21Z","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":"A largely extended X-ray emission was discovered around the pulsar PSR J1357-6429 with the Suzaku deep observations. The pulsar, whose characteristic age is 7.3 kyr, is located within the TeV gamma-ray source HESS J1356-645. The extended emission is found to have a 1sigma X-ray size of ~4 arcmin, or ~3 pc at 2.4 kpc, with a small offset from the pulsar. Its X-ray spectrum is well reproduced by a simple power-law model with a photon index of 1.70+0.07-0.06. No significant spatial variation was found for the X-ray photon index as a function of distance from the pulsar. We conclude that the exten","authors_text":"1, 2), (2) ISAS/JAXA, 3), (3) Sokendai, (4) Tsudakoma Corp., (5) Aoyama Gakuin U., (6) U. Tokyo), Aya Bamba (5), Junko S Hiraga (6) ((1) Titech, Masaharu Izawa (1, Masanobu Ozaki (2), Tadayasu Dotani (2, Takahisa Fujinaga (4)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-02-13T06:05:11Z","title":"Suzaku Observations of the old pulsar wind nebula candidate HESS J1356-645"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.03893","kind":"arxiv","version":1},"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:a95cf7014f5ee966a31fb9622d8d822c18cf67d5cc3109552cf15af44da5dd8c","target":"record","created_at":"2026-05-18T01:46:21Z","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":"c68afde29f9426361495e1d2887767fb5349ff4a5fb8879ae43ba8aa186c4117","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2015-02-13T06:05:11Z","title_canon_sha256":"a09e11484e06fe170fbb2b4250d16109e9fd201d553255760aae1bec775d797f"},"schema_version":"1.0","source":{"id":"1502.03893","kind":"arxiv","version":1}},"canonical_sha256":"dbdd21af6f1a92bc41fef3ecb24ce55bfe59fbb77d6e611bbcd8e90afdc8fada","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dbdd21af6f1a92bc41fef3ecb24ce55bfe59fbb77d6e611bbcd8e90afdc8fada","first_computed_at":"2026-05-18T01:46:21.887038Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:21.887038Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ExfP9/4bNdXrvWJtrCMbycoRJj8ag3M5WkK2b9mVKams13dtT83pnv9R2f7O82BpTWz0RQTJM6gCo4jicck1AA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:21.887696Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.03893","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a95cf7014f5ee966a31fb9622d8d822c18cf67d5cc3109552cf15af44da5dd8c","sha256:c01f203d9d295c2ffafd8a77fba3ad921ed370bcaee2a4147b3dd263b01c678e"],"state_sha256":"d0a91aed02ee5c7cd0cc3401593671ce479e34ad9d478f654be34b95e169de7e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ewldvEZqtPcrTOQ3A3jysjBnYN9FLU3rJ64OVc2KX0Mzg4XeYMWzSpK9660uhcNMlf3ZkDFltvsMwdrstAL9CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T01:33:29.122345Z","bundle_sha256":"485a0ea3462b23f45dd10f4799f124f26e3ac8e777bf4c50bf00afcd9cdc6cfc"}}