{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:5C42MRDNP72SNEVIJBOSUXZSD5","short_pith_number":"pith:5C42MRDN","canonical_record":{"source":{"id":"1001.0059","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-12-31T01:10:27Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"24410c7ac584e5f02ccd241d4ae24ce9c868a7323e2dcbaefc74ee3fd8e03b31","abstract_canon_sha256":"b9bf9cac6ca07ef483e88bd6c7e8ea48f7dcaab455c2dba77e188dbcb8e27e2c"},"schema_version":"1.0"},"canonical_sha256":"e8b9a6446d7ff52692a8485d2a5f321f708a9d310ab6783b9cf2290b5d81bff4","source":{"kind":"arxiv","id":"1001.0059","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1001.0059","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"arxiv_version","alias_value":"1001.0059v1","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1001.0059","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"pith_short_12","alias_value":"5C42MRDNP72S","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"pith_short_16","alias_value":"5C42MRDNP72SNEVI","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"pith_short_8","alias_value":"5C42MRDN","created_at":"2026-07-04T17:18:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:5C42MRDNP72SNEVIJBOSUXZSD5","target":"record","payload":{"canonical_record":{"source":{"id":"1001.0059","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-12-31T01:10:27Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"24410c7ac584e5f02ccd241d4ae24ce9c868a7323e2dcbaefc74ee3fd8e03b31","abstract_canon_sha256":"b9bf9cac6ca07ef483e88bd6c7e8ea48f7dcaab455c2dba77e188dbcb8e27e2c"},"schema_version":"1.0"},"canonical_sha256":"e8b9a6446d7ff52692a8485d2a5f321f708a9d310ab6783b9cf2290b5d81bff4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:18:45.788070Z","signature_b64":"mNEfJBpnwCmbELlEPOxVWhwiELAps01OTO9E7I0YxnbTjoqw3c1yYbFfkB2wW/rmWD35cFeGKJApupzVNDcrCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e8b9a6446d7ff52692a8485d2a5f321f708a9d310ab6783b9cf2290b5d81bff4","last_reissued_at":"2026-07-04T17:18:45.787646Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:18:45.787646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1001.0059","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":"2026-07-04T17:18:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OXLYLxYh1b6NPqoEZvO+w2p75pbaSPM4+/eFlJb1KpHJL6CHBzIHr/azwXtd4Cvxf0vOXC6UzSb2uYIf6sMYBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T13:59:32.228447Z"},"content_sha256":"1f0ae9ec4c2a804bf3889d1a52429dc4896d8e0c2d49680f2da6343213b8cab0","schema_version":"1.0","event_id":"sha256:1f0ae9ec4c2a804bf3889d1a52429dc4896d8e0c2d49680f2da6343213b8cab0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:5C42MRDNP72SNEVIJBOSUXZSD5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"TANAMI: Milliarcsecond Resolution Observations of Extragalactic Gamma-ray Sources","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.CO","authors_text":"A. K. Tzioumis, A. L. Fey, C. M\\\"uller, C. Pl\\\"otz, D. J. Thompson, D. L. Jauncey, E. Ros, G. B. Taylor, G. Tosti, H. Hase, J. A. Zensus, J. E. J. Lovell, J. F. H. Quick, J. Wilms, K. J. Johnston, L. Fuhrmann, M. B\\\"ock, M. Kadler, M. Lister, M. S. Dutka, P. G. Edwards, R. A. Gaume, R. Booth, Roopesh Ojha, S. Horiuchi, S. J. Tingay, U. Katz","submitted_at":"2009-12-31T01:10:27Z","abstract_excerpt":"The TANAMI (Tracking AGN with Austral Milliarcsecond Interferometry) and associated programs provide comprehensive radio monitoring of extragalactic gamma-ray sources south of declination -30 degrees. Joint quasi-simultaneous observations between the Fermi Gamma-ray Space Telescope and ground based observatories allow us to discriminate between competing theoretical blazar emission models. High resolution VLBI observations are the only way to spatially resolve the sub-parsec level emission regions where the high-energy radiation originates. The gap from radio to gamma-ray energies is spanned w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1001.0059","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1001.0059/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":"2026-07-04T17:18:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rXgvh2YkruJ/6qOCAdkuQ5ojY+TL0gAKGGhvUDo93skzdQWPbM0/tA8QvU3MUnVL+KGXzGkfPMmrnHr5Gu9lBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T13:59:32.228824Z"},"content_sha256":"abbb4a51511d9294e3059d1467bb46dd1c07def3595365ad52ab67b985c27dd6","schema_version":"1.0","event_id":"sha256:abbb4a51511d9294e3059d1467bb46dd1c07def3595365ad52ab67b985c27dd6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5C42MRDNP72SNEVIJBOSUXZSD5/bundle.json","state_url":"https://pith.science/pith/5C42MRDNP72SNEVIJBOSUXZSD5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5C42MRDNP72SNEVIJBOSUXZSD5/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":"2026-07-10T13:59:32Z","links":{"resolver":"https://pith.science/pith/5C42MRDNP72SNEVIJBOSUXZSD5","bundle":"https://pith.science/pith/5C42MRDNP72SNEVIJBOSUXZSD5/bundle.json","state":"https://pith.science/pith/5C42MRDNP72SNEVIJBOSUXZSD5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5C42MRDNP72SNEVIJBOSUXZSD5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:5C42MRDNP72SNEVIJBOSUXZSD5","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":"b9bf9cac6ca07ef483e88bd6c7e8ea48f7dcaab455c2dba77e188dbcb8e27e2c","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-12-31T01:10:27Z","title_canon_sha256":"24410c7ac584e5f02ccd241d4ae24ce9c868a7323e2dcbaefc74ee3fd8e03b31"},"schema_version":"1.0","source":{"id":"1001.0059","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1001.0059","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"arxiv_version","alias_value":"1001.0059v1","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1001.0059","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"pith_short_12","alias_value":"5C42MRDNP72S","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"pith_short_16","alias_value":"5C42MRDNP72SNEVI","created_at":"2026-07-04T17:18:45Z"},{"alias_kind":"pith_short_8","alias_value":"5C42MRDN","created_at":"2026-07-04T17:18:45Z"}],"graph_snapshots":[{"event_id":"sha256:abbb4a51511d9294e3059d1467bb46dd1c07def3595365ad52ab67b985c27dd6","target":"graph","created_at":"2026-07-04T17:18:45Z","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/1001.0059/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The TANAMI (Tracking AGN with Austral Milliarcsecond Interferometry) and associated programs provide comprehensive radio monitoring of extragalactic gamma-ray sources south of declination -30 degrees. Joint quasi-simultaneous observations between the Fermi Gamma-ray Space Telescope and ground based observatories allow us to discriminate between competing theoretical blazar emission models. High resolution VLBI observations are the only way to spatially resolve the sub-parsec level emission regions where the high-energy radiation originates. The gap from radio to gamma-ray energies is spanned w","authors_text":"A. K. Tzioumis, A. L. Fey, C. M\\\"uller, C. Pl\\\"otz, D. J. Thompson, D. L. Jauncey, E. Ros, G. B. Taylor, G. Tosti, H. Hase, J. A. Zensus, J. E. J. Lovell, J. F. H. Quick, J. Wilms, K. J. Johnston, L. Fuhrmann, M. B\\\"ock, M. Kadler, M. Lister, M. S. Dutka, P. G. Edwards, R. A. Gaume, R. Booth, Roopesh Ojha, S. Horiuchi, S. J. Tingay, U. Katz","cross_cats":["astro-ph.HE"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-12-31T01:10:27Z","title":"TANAMI: Milliarcsecond Resolution Observations of Extragalactic Gamma-ray Sources"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1001.0059","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":"sha256:1f0ae9ec4c2a804bf3889d1a52429dc4896d8e0c2d49680f2da6343213b8cab0","target":"record","created_at":"2026-07-04T17:18:45Z","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":"b9bf9cac6ca07ef483e88bd6c7e8ea48f7dcaab455c2dba77e188dbcb8e27e2c","cross_cats_sorted":["astro-ph.HE"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2009-12-31T01:10:27Z","title_canon_sha256":"24410c7ac584e5f02ccd241d4ae24ce9c868a7323e2dcbaefc74ee3fd8e03b31"},"schema_version":"1.0","source":{"id":"1001.0059","kind":"arxiv","version":1}},"canonical_sha256":"e8b9a6446d7ff52692a8485d2a5f321f708a9d310ab6783b9cf2290b5d81bff4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e8b9a6446d7ff52692a8485d2a5f321f708a9d310ab6783b9cf2290b5d81bff4","first_computed_at":"2026-07-04T17:18:45.787646Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:18:45.787646Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mNEfJBpnwCmbELlEPOxVWhwiELAps01OTO9E7I0YxnbTjoqw3c1yYbFfkB2wW/rmWD35cFeGKJApupzVNDcrCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T17:18:45.788070Z","signed_message":"canonical_sha256_bytes"},"source_id":"1001.0059","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1f0ae9ec4c2a804bf3889d1a52429dc4896d8e0c2d49680f2da6343213b8cab0","sha256:abbb4a51511d9294e3059d1467bb46dd1c07def3595365ad52ab67b985c27dd6"],"state_sha256":"0b071611b7bc7f330077ea06f73bdd5222b7098724f51e6ef78eb1f500e0e8b9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lb0YwtniHg25FQYlAYHVB90q3o4kgfU93fATnCUX/mECOrk3JJ4GGR34k9MhbZSvRGjqkrAA7mw+6NrhGImbBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-10T13:59:32.230740Z","bundle_sha256":"196d484fd911ef96ab4a2fbf2554f59692b73c8bbaaa9835aae3790a654c8757"}}