{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:VK7TK4LYXMBU6THUIIIZMO6HPS","short_pith_number":"pith:VK7TK4LY","canonical_record":{"source":{"id":"2111.13392","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-11-26T09:52:43Z","cross_cats_sorted":[],"title_canon_sha256":"405481ecebcd47757f47ddb062c071b4493cf96fde191786e9201650b4790dc9","abstract_canon_sha256":"bb31ad4bebb63b95e564601d9695fda748f9bb65b08f593b9a1820efda9c885a"},"schema_version":"1.0"},"canonical_sha256":"aabf357178bb034f4cf44211963bc77ca02eeb7583747e47cde50833769a7bb5","source":{"kind":"arxiv","id":"2111.13392","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.13392","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"arxiv_version","alias_value":"2111.13392v2","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.13392","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"pith_short_12","alias_value":"VK7TK4LYXMBU","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"pith_short_16","alias_value":"VK7TK4LYXMBU6THU","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"pith_short_8","alias_value":"VK7TK4LY","created_at":"2026-07-05T04:04:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:VK7TK4LYXMBU6THUIIIZMO6HPS","target":"record","payload":{"canonical_record":{"source":{"id":"2111.13392","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-11-26T09:52:43Z","cross_cats_sorted":[],"title_canon_sha256":"405481ecebcd47757f47ddb062c071b4493cf96fde191786e9201650b4790dc9","abstract_canon_sha256":"bb31ad4bebb63b95e564601d9695fda748f9bb65b08f593b9a1820efda9c885a"},"schema_version":"1.0"},"canonical_sha256":"aabf357178bb034f4cf44211963bc77ca02eeb7583747e47cde50833769a7bb5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:04:43.854924Z","signature_b64":"+YETKXh/5Hqq6/lBYCQ6VgwE5nQytOw2iZenRdoQR7rJqWwbIjiDduFzxACIPgljxCb1ycC2rhyAphSUwrsaAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"aabf357178bb034f4cf44211963bc77ca02eeb7583747e47cde50833769a7bb5","last_reissued_at":"2026-07-05T04:04:43.854478Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:04:43.854478Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2111.13392","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":"2026-07-05T04:04:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gnFTq5zcRNp5vhTjP7/fN7R7E2G2ujtNKm1F+hgHtSFTOzltDhDTqiE+4FMpmXzsLyeOYxvdMOoU5+5MtxEDDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T12:24:19.363382Z"},"content_sha256":"b965ffd5629d0671c6df8e2da22bb05ccade1d10437884d0012f1fc643a1a37a","schema_version":"1.0","event_id":"sha256:b965ffd5629d0671c6df8e2da22bb05ccade1d10437884d0012f1fc643a1a37a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:VK7TK4LYXMBU6THUIIIZMO6HPS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Instrumental Tip-of-the-iceberg Effects on the Prompt Emission of Swift/BAT Gamma-ray Bursts","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. Lien, M. Moss, S. B. Cenko, S. Guiriec, T. Sakamoto","submitted_at":"2021-11-26T09:52:43Z","abstract_excerpt":"The observed durations of prompt gamma-ray emission from gamma-ray bursts (GRBs) are often used to infer the progenitors and energetics of the sources. Inaccurate duration measurements will have a significant impact on constraining the processes powering the bursts. The \"tip-of-the-iceberg\" effect describes how the observed signal is lost into background noise; lower instrument sensitivity leads to higher measurement bias. In this study, we investigate how observing conditions, such as the number of enabled detectors, background level, and incident angle of the source relative to the detector "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.13392","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/2111.13392/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":"2026-07-05T04:04:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7bOKuvpzEcQLlqPfTvs0fVtVn42ruAI/kFUGhHE8I6qUnfyQSCc7Z4tZ0uXNVl2IJNxMWCzNUyVKgjmWfMGrCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T12:24:19.363968Z"},"content_sha256":"e16804cb77ea9b9b3b15ebbb620394437c64a9e7011448f56ff145a599c9398d","schema_version":"1.0","event_id":"sha256:e16804cb77ea9b9b3b15ebbb620394437c64a9e7011448f56ff145a599c9398d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VK7TK4LYXMBU6THUIIIZMO6HPS/bundle.json","state_url":"https://pith.science/pith/VK7TK4LYXMBU6THUIIIZMO6HPS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VK7TK4LYXMBU6THUIIIZMO6HPS/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":"2026-08-12T12:24:19Z","links":{"resolver":"https://pith.science/pith/VK7TK4LYXMBU6THUIIIZMO6HPS","bundle":"https://pith.science/pith/VK7TK4LYXMBU6THUIIIZMO6HPS/bundle.json","state":"https://pith.science/pith/VK7TK4LYXMBU6THUIIIZMO6HPS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VK7TK4LYXMBU6THUIIIZMO6HPS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:VK7TK4LYXMBU6THUIIIZMO6HPS","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":"bb31ad4bebb63b95e564601d9695fda748f9bb65b08f593b9a1820efda9c885a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-11-26T09:52:43Z","title_canon_sha256":"405481ecebcd47757f47ddb062c071b4493cf96fde191786e9201650b4790dc9"},"schema_version":"1.0","source":{"id":"2111.13392","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.13392","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"arxiv_version","alias_value":"2111.13392v2","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.13392","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"pith_short_12","alias_value":"VK7TK4LYXMBU","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"pith_short_16","alias_value":"VK7TK4LYXMBU6THU","created_at":"2026-07-05T04:04:43Z"},{"alias_kind":"pith_short_8","alias_value":"VK7TK4LY","created_at":"2026-07-05T04:04:43Z"}],"graph_snapshots":[{"event_id":"sha256:e16804cb77ea9b9b3b15ebbb620394437c64a9e7011448f56ff145a599c9398d","target":"graph","created_at":"2026-07-05T04:04:43Z","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/2111.13392/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The observed durations of prompt gamma-ray emission from gamma-ray bursts (GRBs) are often used to infer the progenitors and energetics of the sources. Inaccurate duration measurements will have a significant impact on constraining the processes powering the bursts. The \"tip-of-the-iceberg\" effect describes how the observed signal is lost into background noise; lower instrument sensitivity leads to higher measurement bias. In this study, we investigate how observing conditions, such as the number of enabled detectors, background level, and incident angle of the source relative to the detector ","authors_text":"A. Lien, M. Moss, S. B. Cenko, S. Guiriec, T. Sakamoto","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-11-26T09:52:43Z","title":"Instrumental Tip-of-the-iceberg Effects on the Prompt Emission of Swift/BAT Gamma-ray Bursts"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.13392","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:b965ffd5629d0671c6df8e2da22bb05ccade1d10437884d0012f1fc643a1a37a","target":"record","created_at":"2026-07-05T04:04:43Z","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":"bb31ad4bebb63b95e564601d9695fda748f9bb65b08f593b9a1820efda9c885a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-11-26T09:52:43Z","title_canon_sha256":"405481ecebcd47757f47ddb062c071b4493cf96fde191786e9201650b4790dc9"},"schema_version":"1.0","source":{"id":"2111.13392","kind":"arxiv","version":2}},"canonical_sha256":"aabf357178bb034f4cf44211963bc77ca02eeb7583747e47cde50833769a7bb5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"aabf357178bb034f4cf44211963bc77ca02eeb7583747e47cde50833769a7bb5","first_computed_at":"2026-07-05T04:04:43.854478Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:04:43.854478Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+YETKXh/5Hqq6/lBYCQ6VgwE5nQytOw2iZenRdoQR7rJqWwbIjiDduFzxACIPgljxCb1ycC2rhyAphSUwrsaAg==","signature_status":"signed_v1","signed_at":"2026-07-05T04:04:43.854924Z","signed_message":"canonical_sha256_bytes"},"source_id":"2111.13392","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b965ffd5629d0671c6df8e2da22bb05ccade1d10437884d0012f1fc643a1a37a","sha256:e16804cb77ea9b9b3b15ebbb620394437c64a9e7011448f56ff145a599c9398d"],"state_sha256":"b2412c76070b2b51387f6a38bfe3f6ecdca91b7ac46d337374f303613bc6e11e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gYAgF4LPmHal4cCEutyw3DRt13nO2ddqabc7qo8nfd/cp0T58ksrKaIcjb4FefeAfJjgVWk/pMHNw1n0WsPqDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T12:24:19.369603Z","bundle_sha256":"b28d63433f8ea2bc9090b9a9b848a9f22bef2f366433479f0dab3cf8cb097269"}}