{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:FEIID4UKWIVT2WSUEIIUHUAUEA","short_pith_number":"pith:FEIID4UK","canonical_record":{"source":{"id":"1811.00193","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-01T02:38:31Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"2851bcb4ade6ce9f6b0d8794a3f4c95bd6267281120fee15f63116b664e41c14","abstract_canon_sha256":"d418978cceb4b500eef7534276d8cbb9977c96c04ee22fd71d089d0fd69a9e0c"},"schema_version":"1.0"},"canonical_sha256":"291081f28ab22b3d5a54221143d014203b45f67b9e47dd04a66e1d621b3a5686","source":{"kind":"arxiv","id":"1811.00193","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.00193","created_at":"2026-05-17T23:45:35Z"},{"alias_kind":"arxiv_version","alias_value":"1811.00193v2","created_at":"2026-05-17T23:45:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.00193","created_at":"2026-05-17T23:45:35Z"},{"alias_kind":"pith_short_12","alias_value":"FEIID4UKWIVT","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FEIID4UKWIVT2WSU","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FEIID4UK","created_at":"2026-05-18T12:32:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:FEIID4UKWIVT2WSUEIIUHUAUEA","target":"record","payload":{"canonical_record":{"source":{"id":"1811.00193","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-01T02:38:31Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"2851bcb4ade6ce9f6b0d8794a3f4c95bd6267281120fee15f63116b664e41c14","abstract_canon_sha256":"d418978cceb4b500eef7534276d8cbb9977c96c04ee22fd71d089d0fd69a9e0c"},"schema_version":"1.0"},"canonical_sha256":"291081f28ab22b3d5a54221143d014203b45f67b9e47dd04a66e1d621b3a5686","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:45:35.634784Z","signature_b64":"krguwNplKsXRmE5xNTXnAHgyHSR3d2+LqasTH17SOVIoGFh9dXxGX1IE/hZ4SB/FZuiQfRwVvXSH/thVt5aaCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"291081f28ab22b3d5a54221143d014203b45f67b9e47dd04a66e1d621b3a5686","last_reissued_at":"2026-05-17T23:45:35.634037Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:45:35.634037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.00193","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":"2026-05-17T23:45:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3wyfFDFnWZkVx/WkPL1/5WgWvO5apHgjilz57xexq/DV2mpvGsKo9EED5zljgGrJ/u/VDqU2RSPQs4kT3OX5DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T22:31:45.151065Z"},"content_sha256":"6df117f366cea8122f0a5a223366838f27b0b0360574e6d64163039af36050aa","schema_version":"1.0","event_id":"sha256:6df117f366cea8122f0a5a223366838f27b0b0360574e6d64163039af36050aa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:FEIID4UKWIVT2WSUEIIUHUAUEA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Strangeons constitute bulk strong matter-- To test using GW170817","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph.HE","authors_text":"Enping Zhou, Renxin Xu, Xiaoyu Lai","submitted_at":"2018-11-01T02:38:31Z","abstract_excerpt":"The fundamental strong interaction determines the nature of pulsar-like compact stars which are essentially in the form of bulk strong matter. From an observational point of view, it is proposed that bulk strong matter could be composed of strangeons, i.e. quark-clusters with there-light-flavor symmetry of quarks, and therefore pulsar-like compact objects could actually be strangeon stars. The equation of state (EOS) of strangeon stars is described in a Lennard-Jones model for the purpose of constraining the EOS by both the tidal deformability $\\Lambda$ of GW170817 and $M_{\\rm TOV}$. It is fou"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.00193","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":"2026-05-17T23:45:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b9dX0sfkLfkj7ndJ9BseiJQyERcssIgODfugj7Fr8UuRV7zZFw3ZSKuPqVeIr2yRxVAIurvLwAUldbKRVzzjAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T22:31:45.151528Z"},"content_sha256":"7b5061b1578404937f627c6395010d1771cfbbdba590988ec7d857c7cce02958","schema_version":"1.0","event_id":"sha256:7b5061b1578404937f627c6395010d1771cfbbdba590988ec7d857c7cce02958"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FEIID4UKWIVT2WSUEIIUHUAUEA/bundle.json","state_url":"https://pith.science/pith/FEIID4UKWIVT2WSUEIIUHUAUEA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FEIID4UKWIVT2WSUEIIUHUAUEA/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":"2026-07-31T22:31:45Z","links":{"resolver":"https://pith.science/pith/FEIID4UKWIVT2WSUEIIUHUAUEA","bundle":"https://pith.science/pith/FEIID4UKWIVT2WSUEIIUHUAUEA/bundle.json","state":"https://pith.science/pith/FEIID4UKWIVT2WSUEIIUHUAUEA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FEIID4UKWIVT2WSUEIIUHUAUEA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:FEIID4UKWIVT2WSUEIIUHUAUEA","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":"d418978cceb4b500eef7534276d8cbb9977c96c04ee22fd71d089d0fd69a9e0c","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-01T02:38:31Z","title_canon_sha256":"2851bcb4ade6ce9f6b0d8794a3f4c95bd6267281120fee15f63116b664e41c14"},"schema_version":"1.0","source":{"id":"1811.00193","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.00193","created_at":"2026-05-17T23:45:35Z"},{"alias_kind":"arxiv_version","alias_value":"1811.00193v2","created_at":"2026-05-17T23:45:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.00193","created_at":"2026-05-17T23:45:35Z"},{"alias_kind":"pith_short_12","alias_value":"FEIID4UKWIVT","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FEIID4UKWIVT2WSU","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FEIID4UK","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:7b5061b1578404937f627c6395010d1771cfbbdba590988ec7d857c7cce02958","target":"graph","created_at":"2026-05-17T23:45:35Z","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 fundamental strong interaction determines the nature of pulsar-like compact stars which are essentially in the form of bulk strong matter. From an observational point of view, it is proposed that bulk strong matter could be composed of strangeons, i.e. quark-clusters with there-light-flavor symmetry of quarks, and therefore pulsar-like compact objects could actually be strangeon stars. The equation of state (EOS) of strangeon stars is described in a Lennard-Jones model for the purpose of constraining the EOS by both the tidal deformability $\\Lambda$ of GW170817 and $M_{\\rm TOV}$. It is fou","authors_text":"Enping Zhou, Renxin Xu, Xiaoyu Lai","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-01T02:38:31Z","title":"Strangeons constitute bulk strong matter-- To test using GW170817"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.00193","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":"sha256:6df117f366cea8122f0a5a223366838f27b0b0360574e6d64163039af36050aa","target":"record","created_at":"2026-05-17T23:45:35Z","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":"d418978cceb4b500eef7534276d8cbb9977c96c04ee22fd71d089d0fd69a9e0c","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-11-01T02:38:31Z","title_canon_sha256":"2851bcb4ade6ce9f6b0d8794a3f4c95bd6267281120fee15f63116b664e41c14"},"schema_version":"1.0","source":{"id":"1811.00193","kind":"arxiv","version":2}},"canonical_sha256":"291081f28ab22b3d5a54221143d014203b45f67b9e47dd04a66e1d621b3a5686","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"291081f28ab22b3d5a54221143d014203b45f67b9e47dd04a66e1d621b3a5686","first_computed_at":"2026-05-17T23:45:35.634037Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:45:35.634037Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"krguwNplKsXRmE5xNTXnAHgyHSR3d2+LqasTH17SOVIoGFh9dXxGX1IE/hZ4SB/FZuiQfRwVvXSH/thVt5aaCQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:45:35.634784Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.00193","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6df117f366cea8122f0a5a223366838f27b0b0360574e6d64163039af36050aa","sha256:7b5061b1578404937f627c6395010d1771cfbbdba590988ec7d857c7cce02958"],"state_sha256":"686e80f4265cf7394739fee1f5a275cce05ce64bb58a9dbbbebb3938ba66c1fb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"693zNj/QWrWt71yVLuwDHJFrBGMf7p0AWk1ypeWYHzAHESMKbS+bbIn70ktFBwbFZ4Cy/z6yn5hApAYRjDtmCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T22:31:45.154848Z","bundle_sha256":"9830d15860f4cf061b9fabac3f95a4a31ab3e19d5e0abe9cee98f630a4289a25"}}