{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:ADWRSDUNQBJOF2JBCW4EDD5ECD","short_pith_number":"pith:ADWRSDUN","canonical_record":{"source":{"id":"2606.10828","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-09T13:17:06Z","cross_cats_sorted":[],"title_canon_sha256":"c737350a292ec1c68d80495f8320e0c3d77e24f1ec308d232c98181690df8a80","abstract_canon_sha256":"af8bf3f7cb5d349eacd68acd20dbba2045d82135ba08804f85b1bdfa7af52aec"},"schema_version":"1.0"},"canonical_sha256":"00ed190e8d8052e2e92115b8418fa410cd0cd6bb6650b50724c37a17345b08bd","source":{"kind":"arxiv","id":"2606.10828","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.10828","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"arxiv_version","alias_value":"2606.10828v1","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.10828","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"pith_short_12","alias_value":"ADWRSDUNQBJO","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"pith_short_16","alias_value":"ADWRSDUNQBJOF2JB","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"pith_short_8","alias_value":"ADWRSDUN","created_at":"2026-06-10T01:10:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:ADWRSDUNQBJOF2JBCW4EDD5ECD","target":"record","payload":{"canonical_record":{"source":{"id":"2606.10828","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-09T13:17:06Z","cross_cats_sorted":[],"title_canon_sha256":"c737350a292ec1c68d80495f8320e0c3d77e24f1ec308d232c98181690df8a80","abstract_canon_sha256":"af8bf3f7cb5d349eacd68acd20dbba2045d82135ba08804f85b1bdfa7af52aec"},"schema_version":"1.0"},"canonical_sha256":"00ed190e8d8052e2e92115b8418fa410cd0cd6bb6650b50724c37a17345b08bd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-10T01:10:42.804300Z","signature_b64":"WkjEVmCQrULi5dAeVRM25M1T5vWWuDTNHwCFClFGljWrMcrM8jeYopbumkeiN7VbBZCq9BruXxnQsOZ/5ZBeCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"00ed190e8d8052e2e92115b8418fa410cd0cd6bb6650b50724c37a17345b08bd","last_reissued_at":"2026-06-10T01:10:42.803430Z","signature_status":"signed_v1","first_computed_at":"2026-06-10T01:10:42.803430Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.10828","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":"2026-06-10T01:10:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UrQfMdfrxY5XwNjhiqMi1HuRgUbTnBdf8hrvonDCPihrtOPi52XN9kCltTJO4JE8qlme5dsOZdh8CxL19SD+BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T03:01:22.811948Z"},"content_sha256":"d0425b29669407a36f4fdad1b0bee3ad5a8390e441445f9b2579ed7d2ebdb2ed","schema_version":"1.0","event_id":"sha256:d0425b29669407a36f4fdad1b0bee3ad5a8390e441445f9b2579ed7d2ebdb2ed"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:ADWRSDUNQBJOF2JBCW4EDD5ECD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Multiwavelength Interpretation of HESS J1857+026 Emission Using the Fermi-LAT, VERITAS, and HAWC Observatories","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"HAWC Collaborations), Jordan Eagle, Ramiro Torres-Escobedo, Ruo-Yu Shang (on behalf of the Fermi-LAT, VERITAS, Youyou Li, Yu Chen","submitted_at":"2026-06-09T13:17:06Z","abstract_excerpt":"We present a new study on the MeV-TeV gamma-ray origin of HESS J1857+026 using data collected from the Fermi-LAT, VERITAS, and HAWC observatories. A spatial and spectral study of HESS J1857+026 including radiative modeling of the MeV-TeV spectrum determines the likely dominant gamma-ray origin as a pulsar wind nebula (PWN) powered by the energetic pulsar PSR J1856+0245. The MeV-TeV spectrum is further characterized through basic evolutionary radiative modeling assuming a PWN origin to constrain the physical properties of the system such as the magnetic field strength and PWN age. The results o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.10828","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/2606.10828/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":"2026-06-10T01:10:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+rXE9PmHbGixuCvKyszok2+FT2jyGDKp1d7KRtob0qnnM87VrMnvjWUTqlYuLYbkv4QcRRdC2wvVbMqo16pEAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-29T03:01:22.812371Z"},"content_sha256":"4f8b62c6955276af66da7e30286d712889720a6919a2be3cb461a1bd896b32c0","schema_version":"1.0","event_id":"sha256:4f8b62c6955276af66da7e30286d712889720a6919a2be3cb461a1bd896b32c0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ADWRSDUNQBJOF2JBCW4EDD5ECD/bundle.json","state_url":"https://pith.science/pith/ADWRSDUNQBJOF2JBCW4EDD5ECD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ADWRSDUNQBJOF2JBCW4EDD5ECD/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":"2026-06-29T03:01:22Z","links":{"resolver":"https://pith.science/pith/ADWRSDUNQBJOF2JBCW4EDD5ECD","bundle":"https://pith.science/pith/ADWRSDUNQBJOF2JBCW4EDD5ECD/bundle.json","state":"https://pith.science/pith/ADWRSDUNQBJOF2JBCW4EDD5ECD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ADWRSDUNQBJOF2JBCW4EDD5ECD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:ADWRSDUNQBJOF2JBCW4EDD5ECD","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":"af8bf3f7cb5d349eacd68acd20dbba2045d82135ba08804f85b1bdfa7af52aec","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-09T13:17:06Z","title_canon_sha256":"c737350a292ec1c68d80495f8320e0c3d77e24f1ec308d232c98181690df8a80"},"schema_version":"1.0","source":{"id":"2606.10828","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.10828","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"arxiv_version","alias_value":"2606.10828v1","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.10828","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"pith_short_12","alias_value":"ADWRSDUNQBJO","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"pith_short_16","alias_value":"ADWRSDUNQBJOF2JB","created_at":"2026-06-10T01:10:42Z"},{"alias_kind":"pith_short_8","alias_value":"ADWRSDUN","created_at":"2026-06-10T01:10:42Z"}],"graph_snapshots":[{"event_id":"sha256:4f8b62c6955276af66da7e30286d712889720a6919a2be3cb461a1bd896b32c0","target":"graph","created_at":"2026-06-10T01:10:42Z","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/2606.10828/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a new study on the MeV-TeV gamma-ray origin of HESS J1857+026 using data collected from the Fermi-LAT, VERITAS, and HAWC observatories. A spatial and spectral study of HESS J1857+026 including radiative modeling of the MeV-TeV spectrum determines the likely dominant gamma-ray origin as a pulsar wind nebula (PWN) powered by the energetic pulsar PSR J1856+0245. The MeV-TeV spectrum is further characterized through basic evolutionary radiative modeling assuming a PWN origin to constrain the physical properties of the system such as the magnetic field strength and PWN age. The results o","authors_text":"HAWC Collaborations), Jordan Eagle, Ramiro Torres-Escobedo, Ruo-Yu Shang (on behalf of the Fermi-LAT, VERITAS, Youyou Li, Yu Chen","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-09T13:17:06Z","title":"A Multiwavelength Interpretation of HESS J1857+026 Emission Using the Fermi-LAT, VERITAS, and HAWC Observatories"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.10828","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:d0425b29669407a36f4fdad1b0bee3ad5a8390e441445f9b2579ed7d2ebdb2ed","target":"record","created_at":"2026-06-10T01:10:42Z","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":"af8bf3f7cb5d349eacd68acd20dbba2045d82135ba08804f85b1bdfa7af52aec","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2026-06-09T13:17:06Z","title_canon_sha256":"c737350a292ec1c68d80495f8320e0c3d77e24f1ec308d232c98181690df8a80"},"schema_version":"1.0","source":{"id":"2606.10828","kind":"arxiv","version":1}},"canonical_sha256":"00ed190e8d8052e2e92115b8418fa410cd0cd6bb6650b50724c37a17345b08bd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"00ed190e8d8052e2e92115b8418fa410cd0cd6bb6650b50724c37a17345b08bd","first_computed_at":"2026-06-10T01:10:42.803430Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-10T01:10:42.803430Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WkjEVmCQrULi5dAeVRM25M1T5vWWuDTNHwCFClFGljWrMcrM8jeYopbumkeiN7VbBZCq9BruXxnQsOZ/5ZBeCQ==","signature_status":"signed_v1","signed_at":"2026-06-10T01:10:42.804300Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.10828","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d0425b29669407a36f4fdad1b0bee3ad5a8390e441445f9b2579ed7d2ebdb2ed","sha256:4f8b62c6955276af66da7e30286d712889720a6919a2be3cb461a1bd896b32c0"],"state_sha256":"51527438dfb61accb4ad28d4173479b2da38a238599d14a4133905e1d01f08ea"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QRFISseeJmATUSglA0PgdXdKFmDWXqB1BJGJYzq0xLPwWtmcSIs35bXfrTxTCU6jcfpsnRy2skVoP/2FJNTpCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-29T03:01:22.814536Z","bundle_sha256":"fdafe77219ab1301b8fee8b4ef8760649a00e19143c5652151d5c177188f292d"}}