{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:D6SXOEXLTFXIWEV5SR5P375GN2","short_pith_number":"pith:D6SXOEXL","canonical_record":{"source":{"id":"1703.00627","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-03-02T05:21:32Z","cross_cats_sorted":[],"title_canon_sha256":"ad71c28dccc75ef19f4932cf78cac49eb92f1269dd069388346da5c74a19a810","abstract_canon_sha256":"22b476887e4fea492831b0ad7eb53a7e72c0796b72f0400a0ca5e18b5e333539"},"schema_version":"1.0"},"canonical_sha256":"1fa57712eb996e8b12bd947afdffa66e8ff39c3097bf1501988c62d85fb30110","source":{"kind":"arxiv","id":"1703.00627","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.00627","created_at":"2026-05-18T00:48:00Z"},{"alias_kind":"arxiv_version","alias_value":"1703.00627v1","created_at":"2026-05-18T00:48:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.00627","created_at":"2026-05-18T00:48:00Z"},{"alias_kind":"pith_short_12","alias_value":"D6SXOEXLTFXI","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"D6SXOEXLTFXIWEV5","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"D6SXOEXL","created_at":"2026-05-18T12:31:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:D6SXOEXLTFXIWEV5SR5P375GN2","target":"record","payload":{"canonical_record":{"source":{"id":"1703.00627","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-03-02T05:21:32Z","cross_cats_sorted":[],"title_canon_sha256":"ad71c28dccc75ef19f4932cf78cac49eb92f1269dd069388346da5c74a19a810","abstract_canon_sha256":"22b476887e4fea492831b0ad7eb53a7e72c0796b72f0400a0ca5e18b5e333539"},"schema_version":"1.0"},"canonical_sha256":"1fa57712eb996e8b12bd947afdffa66e8ff39c3097bf1501988c62d85fb30110","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:48:00.612211Z","signature_b64":"NtskT1NOVFIAWtvkQ8fw4LJAuPsRj2LXzAEZB5cquubmY3z3ngCHKLv2SbeAk1+X2OxEYTEiT1IX8Em8u5umCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1fa57712eb996e8b12bd947afdffa66e8ff39c3097bf1501988c62d85fb30110","last_reissued_at":"2026-05-18T00:48:00.611179Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:48:00.611179Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.00627","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":"2026-05-18T00:48:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D5Lm7U57WtmcH49lBRljv2wL7DMyIaPmptHD8Oiu5cvv3Ol0klfJtkFwJ5W6idXnU/5xMM/aa0EbmxonDfJSBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:30:50.944205Z"},"content_sha256":"be51b40cd9973f01233dd96cb02e2498d51d3383f57b8ea3162ec1bd5ea83656","schema_version":"1.0","event_id":"sha256:be51b40cd9973f01233dd96cb02e2498d51d3383f57b8ea3162ec1bd5ea83656"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:D6SXOEXLTFXIWEV5SR5P375GN2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"FRB event rate predictions for the Ooty Wide Field Array","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Apurba Bera, Jayaram N. Chengalur, N. D. Ramesh Bhat, Siddhartha Bhattacharyya, Somnath Bharadwaj","submitted_at":"2017-03-02T05:21:32Z","abstract_excerpt":"We developed a generic formalism to estimate the event rate and the redshift distribution of Fast Radio Bursts (FRBs) in our previous publication (Bera et al. 2016), considering FRBs are of an extragalactic origin. In this paper we present (a) the predicted pulse widths of FRBs by considering two different scattering models, (b) the minimum total energy required to detect events, (c) the redshift distribution and (d) the detection rates of FRBs for the Ooty Wide Field Array (OWFA). The energy spectrum of FRBs is modelled as a power law with an exponent $-\\alpha$ and our analysis spans a range "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.00627","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":""},"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":"2026-05-18T00:48:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fe7WzZ0i0qNbpIJc5YVCnJi5R3JrWSHi5wr/bcmlnzv+vARYgOUqRiAHi4HkyVQ7CQ+4t8zxDRSDVhlZvs1UAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T02:30:50.944567Z"},"content_sha256":"0b4f8a9adba3f6e74f1e3760413c73d414ccc6dc91fb8460c9baf676455ee0d0","schema_version":"1.0","event_id":"sha256:0b4f8a9adba3f6e74f1e3760413c73d414ccc6dc91fb8460c9baf676455ee0d0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/D6SXOEXLTFXIWEV5SR5P375GN2/bundle.json","state_url":"https://pith.science/pith/D6SXOEXLTFXIWEV5SR5P375GN2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/D6SXOEXLTFXIWEV5SR5P375GN2/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":"2026-05-31T02:30:50Z","links":{"resolver":"https://pith.science/pith/D6SXOEXLTFXIWEV5SR5P375GN2","bundle":"https://pith.science/pith/D6SXOEXLTFXIWEV5SR5P375GN2/bundle.json","state":"https://pith.science/pith/D6SXOEXLTFXIWEV5SR5P375GN2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/D6SXOEXLTFXIWEV5SR5P375GN2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:D6SXOEXLTFXIWEV5SR5P375GN2","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":"22b476887e4fea492831b0ad7eb53a7e72c0796b72f0400a0ca5e18b5e333539","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-03-02T05:21:32Z","title_canon_sha256":"ad71c28dccc75ef19f4932cf78cac49eb92f1269dd069388346da5c74a19a810"},"schema_version":"1.0","source":{"id":"1703.00627","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.00627","created_at":"2026-05-18T00:48:00Z"},{"alias_kind":"arxiv_version","alias_value":"1703.00627v1","created_at":"2026-05-18T00:48:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.00627","created_at":"2026-05-18T00:48:00Z"},{"alias_kind":"pith_short_12","alias_value":"D6SXOEXLTFXI","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"D6SXOEXLTFXIWEV5","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"D6SXOEXL","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:0b4f8a9adba3f6e74f1e3760413c73d414ccc6dc91fb8460c9baf676455ee0d0","target":"graph","created_at":"2026-05-18T00:48:00Z","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":"We developed a generic formalism to estimate the event rate and the redshift distribution of Fast Radio Bursts (FRBs) in our previous publication (Bera et al. 2016), considering FRBs are of an extragalactic origin. In this paper we present (a) the predicted pulse widths of FRBs by considering two different scattering models, (b) the minimum total energy required to detect events, (c) the redshift distribution and (d) the detection rates of FRBs for the Ooty Wide Field Array (OWFA). The energy spectrum of FRBs is modelled as a power law with an exponent $-\\alpha$ and our analysis spans a range ","authors_text":"Apurba Bera, Jayaram N. Chengalur, N. D. Ramesh Bhat, Siddhartha Bhattacharyya, Somnath Bharadwaj","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-03-02T05:21:32Z","title":"FRB event rate predictions for the Ooty Wide Field Array"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.00627","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:be51b40cd9973f01233dd96cb02e2498d51d3383f57b8ea3162ec1bd5ea83656","target":"record","created_at":"2026-05-18T00:48:00Z","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":"22b476887e4fea492831b0ad7eb53a7e72c0796b72f0400a0ca5e18b5e333539","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2017-03-02T05:21:32Z","title_canon_sha256":"ad71c28dccc75ef19f4932cf78cac49eb92f1269dd069388346da5c74a19a810"},"schema_version":"1.0","source":{"id":"1703.00627","kind":"arxiv","version":1}},"canonical_sha256":"1fa57712eb996e8b12bd947afdffa66e8ff39c3097bf1501988c62d85fb30110","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1fa57712eb996e8b12bd947afdffa66e8ff39c3097bf1501988c62d85fb30110","first_computed_at":"2026-05-18T00:48:00.611179Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:48:00.611179Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NtskT1NOVFIAWtvkQ8fw4LJAuPsRj2LXzAEZB5cquubmY3z3ngCHKLv2SbeAk1+X2OxEYTEiT1IX8Em8u5umCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:48:00.612211Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.00627","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:be51b40cd9973f01233dd96cb02e2498d51d3383f57b8ea3162ec1bd5ea83656","sha256:0b4f8a9adba3f6e74f1e3760413c73d414ccc6dc91fb8460c9baf676455ee0d0"],"state_sha256":"95ef1f85c35ac8be478e990b35ee21d51994dee02126061f30424220430b0b54"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ogcJTt8+PZVI1ElQv1U2RO3Wz4gylD9hcAxP8DZHCorqYWTlYe72Nfc8l0QWZrJ8puuuYHjQah7qJW2n291eBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T02:30:50.946587Z","bundle_sha256":"f3a7aef7c37a7f967c7d5849cb63288b6d8bee3c0a4efd6b8077e7fde3bc11bf"}}