{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:3Q46I5OMNTNZCGOBCJHMJQ3A7Z","short_pith_number":"pith:3Q46I5OM","canonical_record":{"source":{"id":"0712.1937","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-12T14:06:12Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"cf564c24ef1afdfeba964afada275eeba7f6e463c0034c34419cc0409306d168","abstract_canon_sha256":"ac0b01b8e2876d63e5b86b9ea7fa0e2bcc121f2a9d0ddc3330bbb229c9ca91be"},"schema_version":"1.0"},"canonical_sha256":"dc39e475cc6cdb9119c1124ec4c360fe5d9919d6ab961e66046af1b79604ebff","source":{"kind":"arxiv","id":"0712.1937","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0712.1937","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"arxiv_version","alias_value":"0712.1937v2","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.1937","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"pith_short_12","alias_value":"3Q46I5OMNTNZ","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"pith_short_16","alias_value":"3Q46I5OMNTNZCGOB","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"pith_short_8","alias_value":"3Q46I5OM","created_at":"2026-07-04T15:44:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:3Q46I5OMNTNZCGOBCJHMJQ3A7Z","target":"record","payload":{"canonical_record":{"source":{"id":"0712.1937","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-12T14:06:12Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"cf564c24ef1afdfeba964afada275eeba7f6e463c0034c34419cc0409306d168","abstract_canon_sha256":"ac0b01b8e2876d63e5b86b9ea7fa0e2bcc121f2a9d0ddc3330bbb229c9ca91be"},"schema_version":"1.0"},"canonical_sha256":"dc39e475cc6cdb9119c1124ec4c360fe5d9919d6ab961e66046af1b79604ebff","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:44:36.812150Z","signature_b64":"1AhG5Usz6ciZ7vp1pMbmS01RIi1uEkwnNQIghpNk8oFlg9bNEUh14PU/WH+HnoiBz932l2gq0eSV8ki5TMwPAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dc39e475cc6cdb9119c1124ec4c360fe5d9919d6ab961e66046af1b79604ebff","last_reissued_at":"2026-07-04T15:44:36.811816Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:44:36.811816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0712.1937","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":"2026-07-04T15:44:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"58kkeAeHRgxmB5QfK8oTZVqdqnpGpguFXrQLJQc1MdHQRjU5rJ+hF0f8i7CL0bdT2UBVBv5WFVgGVSCYOV15Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:31:25.050374Z"},"content_sha256":"2e7d08f12cfb705b966588e57d0f7be7d11601809408485797bea1daf7f8d51e","schema_version":"1.0","event_id":"sha256:2e7d08f12cfb705b966588e57d0f7be7d11601809408485797bea1daf7f8d51e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:3Q46I5OMNTNZCGOBCJHMJQ3A7Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Model-Independent Bound on the Dark Matter Lifetime","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"astro-ph","authors_text":"Ippp), Sergio Palomares-Ruiz (Durham U.","submitted_at":"2007-12-12T14:06:12Z","abstract_excerpt":"If dark matter (DM) is unstable, in order to be present today, its lifetime needs to be longer than the age of the Universe, t_U ~ 4 10^{17} s. It is usually assumed that if DM decays it would do it with some strength through a radiative mode. In this case, very constraining limits can be obtained from observations of the diffuse gamma ray background. However, although reasonable, this is a model-dependent assumption. Here our only assumption is that DM decays into, at least, one Standard Model (SM) particle. Among these, neutrinos are the least detectable ones. Hence, if we assume that the on"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.1937","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0712.1937/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T15:44:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b/I5LMW01BOWiQ4WBT2VH3y1SM3JPdVvFVQiwO2XNtgNAa24bk2b+aY4PGhlvb6jzR+TSJGPoj2MOuz46hjtBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T03:31:25.051082Z"},"content_sha256":"3c882d3b2584ce42085602ca10379ef74f72d893f60353363c67bf2e8dc2b202","schema_version":"1.0","event_id":"sha256:3c882d3b2584ce42085602ca10379ef74f72d893f60353363c67bf2e8dc2b202"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3Q46I5OMNTNZCGOBCJHMJQ3A7Z/bundle.json","state_url":"https://pith.science/pith/3Q46I5OMNTNZCGOBCJHMJQ3A7Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3Q46I5OMNTNZCGOBCJHMJQ3A7Z/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":"2026-08-04T03:31:25Z","links":{"resolver":"https://pith.science/pith/3Q46I5OMNTNZCGOBCJHMJQ3A7Z","bundle":"https://pith.science/pith/3Q46I5OMNTNZCGOBCJHMJQ3A7Z/bundle.json","state":"https://pith.science/pith/3Q46I5OMNTNZCGOBCJHMJQ3A7Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3Q46I5OMNTNZCGOBCJHMJQ3A7Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:3Q46I5OMNTNZCGOBCJHMJQ3A7Z","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":"ac0b01b8e2876d63e5b86b9ea7fa0e2bcc121f2a9d0ddc3330bbb229c9ca91be","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-12T14:06:12Z","title_canon_sha256":"cf564c24ef1afdfeba964afada275eeba7f6e463c0034c34419cc0409306d168"},"schema_version":"1.0","source":{"id":"0712.1937","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0712.1937","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"arxiv_version","alias_value":"0712.1937v2","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0712.1937","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"pith_short_12","alias_value":"3Q46I5OMNTNZ","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"pith_short_16","alias_value":"3Q46I5OMNTNZCGOB","created_at":"2026-07-04T15:44:36Z"},{"alias_kind":"pith_short_8","alias_value":"3Q46I5OM","created_at":"2026-07-04T15:44:36Z"}],"graph_snapshots":[{"event_id":"sha256:3c882d3b2584ce42085602ca10379ef74f72d893f60353363c67bf2e8dc2b202","target":"graph","created_at":"2026-07-04T15:44:36Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/0712.1937/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"If dark matter (DM) is unstable, in order to be present today, its lifetime needs to be longer than the age of the Universe, t_U ~ 4 10^{17} s. It is usually assumed that if DM decays it would do it with some strength through a radiative mode. In this case, very constraining limits can be obtained from observations of the diffuse gamma ray background. However, although reasonable, this is a model-dependent assumption. Here our only assumption is that DM decays into, at least, one Standard Model (SM) particle. Among these, neutrinos are the least detectable ones. Hence, if we assume that the on","authors_text":"Ippp), Sergio Palomares-Ruiz (Durham U.","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-12T14:06:12Z","title":"Model-Independent Bound on the Dark Matter Lifetime"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0712.1937","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":"sha256:2e7d08f12cfb705b966588e57d0f7be7d11601809408485797bea1daf7f8d51e","target":"record","created_at":"2026-07-04T15:44:36Z","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":"ac0b01b8e2876d63e5b86b9ea7fa0e2bcc121f2a9d0ddc3330bbb229c9ca91be","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph","submitted_at":"2007-12-12T14:06:12Z","title_canon_sha256":"cf564c24ef1afdfeba964afada275eeba7f6e463c0034c34419cc0409306d168"},"schema_version":"1.0","source":{"id":"0712.1937","kind":"arxiv","version":2}},"canonical_sha256":"dc39e475cc6cdb9119c1124ec4c360fe5d9919d6ab961e66046af1b79604ebff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dc39e475cc6cdb9119c1124ec4c360fe5d9919d6ab961e66046af1b79604ebff","first_computed_at":"2026-07-04T15:44:36.811816Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:44:36.811816Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1AhG5Usz6ciZ7vp1pMbmS01RIi1uEkwnNQIghpNk8oFlg9bNEUh14PU/WH+HnoiBz932l2gq0eSV8ki5TMwPAw==","signature_status":"signed_v1","signed_at":"2026-07-04T15:44:36.812150Z","signed_message":"canonical_sha256_bytes"},"source_id":"0712.1937","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2e7d08f12cfb705b966588e57d0f7be7d11601809408485797bea1daf7f8d51e","sha256:3c882d3b2584ce42085602ca10379ef74f72d893f60353363c67bf2e8dc2b202"],"state_sha256":"9a8abcc908a07926b157135a73f362e176cc104a37dc74a55f54b4338631da09"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AiLcdkvS95DL1NuImkr05sQVkTRrirRryQj36ObJobjbPv1ryb+lnS2A1wAXVs3R7LN0Jm2LJqmGVoGfEHTLBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T03:31:25.056806Z","bundle_sha256":"5d085dfacb0d35b0ccc9d7c5d9fc5757f3a739ab788e4480f002e21fa33ec66c"}}