{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:KP6SW3MWTQ2MI4EL7UD2INPQXC","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":"d5ac87c5c1d85c3e49f747c0a9893512c2a565ce429d9985e896dd69f23eaa07","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-17T10:09:12Z","title_canon_sha256":"9fb73433ae6ef9d20013b2e24c89057cfa007eceb4796a356b1b052a63459459"},"schema_version":"1.0","source":{"id":"1203.3850","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.3850","created_at":"2026-05-18T01:58:06Z"},{"alias_kind":"arxiv_version","alias_value":"1203.3850v1","created_at":"2026-05-18T01:58:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.3850","created_at":"2026-05-18T01:58:06Z"},{"alias_kind":"pith_short_12","alias_value":"KP6SW3MWTQ2M","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_16","alias_value":"KP6SW3MWTQ2MI4EL","created_at":"2026-05-18T12:27:11Z"},{"alias_kind":"pith_short_8","alias_value":"KP6SW3MW","created_at":"2026-05-18T12:27:11Z"}],"graph_snapshots":[{"event_id":"sha256:40c751d2c72efa893bc510df74fc41ba591ae2ff2a781be92fd2e8575f63a0a9","target":"graph","created_at":"2026-05-18T01:58:06Z","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":"Context: The nearby (z=0.031) TeV blazar Mrk421 was reported to be in a high state of flux activity since November, 2009. Aims: To investigate possible changes in the physical parameters of Mrk421 during its high state of activity using multiwavelength data. Methods: We have observed this source in bright state using High Altitude GAmma Ray (HAGAR) telescope array at energies above 250 GeV during February 13 - 19, 2010. Optical, X-ray and gamma-ray archival data are also used to obtain the SEDs and light curves.\nResults: Mrk421 was found to undergo one of its brightest flaring episodes on Febr","authors_text":"A. Shukla, B. B. Singh, B. S. Acharya, G. C. Anupama, L. Saha, P. Bhattacharjee, P. R. Vishwanath, R. J. Britto, T. P. Prabhu, V. R. Chitnis","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-17T10:09:12Z","title":"Multiwavelength study of TeV Blazar Mrk421 during giant flare"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.3850","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":"sha256:55d243e75966488f5885a007835820244b9667ecfb3317f7637ee867ca78c82c","target":"record","created_at":"2026-05-18T01:58:06Z","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":"d5ac87c5c1d85c3e49f747c0a9893512c2a565ce429d9985e896dd69f23eaa07","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-17T10:09:12Z","title_canon_sha256":"9fb73433ae6ef9d20013b2e24c89057cfa007eceb4796a356b1b052a63459459"},"schema_version":"1.0","source":{"id":"1203.3850","kind":"arxiv","version":1}},"canonical_sha256":"53fd2b6d969c34c4708bfd07a435f0b898fc41e2307c8a180b891e3f90e57977","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53fd2b6d969c34c4708bfd07a435f0b898fc41e2307c8a180b891e3f90e57977","first_computed_at":"2026-05-18T01:58:06.479080Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:06.479080Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xOMj9G/mRYRmamydwfczB8a0MZhmRHYD/KnGzSI49/Rd65p2U0s84vJZbbASP7qo49jVIx6hor9RCMaGDBcfCA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:06.479710Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.3850","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:55d243e75966488f5885a007835820244b9667ecfb3317f7637ee867ca78c82c","sha256:40c751d2c72efa893bc510df74fc41ba591ae2ff2a781be92fd2e8575f63a0a9"],"state_sha256":"731747e30193b1ccfd21182a841758640427ed4b90f213ea4345c6df0f9f56c3"}