{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:UZB4D4OFAQWPOXVRO7AQTPI6YN","short_pith_number":"pith:UZB4D4OF","canonical_record":{"source":{"id":"1508.06424","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-26T09:42:38Z","cross_cats_sorted":[],"title_canon_sha256":"0cae4732ec5ba7a05ee774e8bbd1493b62ec1d24ee0c908a73d5303df5b2f8f1","abstract_canon_sha256":"f2718408b6dcbda5da5f70c0aca22fbef03f10d237c878d2fb52260cd457e5bc"},"schema_version":"1.0"},"canonical_sha256":"a643c1f1c5042cf75eb177c109bd1ec35cf93edf57ce50f3c54558bf6e286ac6","source":{"kind":"arxiv","id":"1508.06424","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.06424","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"arxiv_version","alias_value":"1508.06424v1","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.06424","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"pith_short_12","alias_value":"UZB4D4OFAQWP","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"UZB4D4OFAQWPOXVR","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"UZB4D4OF","created_at":"2026-05-18T12:29:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:UZB4D4OFAQWPOXVRO7AQTPI6YN","target":"record","payload":{"canonical_record":{"source":{"id":"1508.06424","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-26T09:42:38Z","cross_cats_sorted":[],"title_canon_sha256":"0cae4732ec5ba7a05ee774e8bbd1493b62ec1d24ee0c908a73d5303df5b2f8f1","abstract_canon_sha256":"f2718408b6dcbda5da5f70c0aca22fbef03f10d237c878d2fb52260cd457e5bc"},"schema_version":"1.0"},"canonical_sha256":"a643c1f1c5042cf75eb177c109bd1ec35cf93edf57ce50f3c54558bf6e286ac6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:34:43.051298Z","signature_b64":"v4wvW65XaB4NZS4pJ6G7yC6AagkqTDC0qoZu+OMhdBIIMwI22adPN0imoqPxDv2DMGPAanfBWBuqu+VMWgWgDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a643c1f1c5042cf75eb177c109bd1ec35cf93edf57ce50f3c54558bf6e286ac6","last_reissued_at":"2026-05-18T01:34:43.050616Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:34:43.050616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.06424","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":"2026-05-18T01:34:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dXKtpEhR3mPwVIT2fcdhYQMiwU5jNNBWz7dyiUy58X1GEzOjkwHR1iloHo/qTZ1VadyLlV/Q5otf0Av2SMbADg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T01:27:20.225674Z"},"content_sha256":"b88806f6f9e1fa97bb59d033ab2b6066ab6026a3bad6a632f99ef78306da7b33","schema_version":"1.0","event_id":"sha256:b88806f6f9e1fa97bb59d033ab2b6066ab6026a3bad6a632f99ef78306da7b33"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:UZB4D4OFAQWPOXVRO7AQTPI6YN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Study of variants for Monte Carlo generators of $\\tau\\to 3\\pi\\nu$ decays","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Jakub Zaremba, Zbigniew Was","submitted_at":"2015-08-26T09:42:38Z","abstract_excerpt":"Low energy QCD (below 2 GeV) is a region of resonance dynamics, sometimes lacking satisfactory description as compared to precision of available experimental data. Hadronic $\\tau$ decays offer a probe for such energy regime. In general, predictions for decays are model dependent, with parameters fitted to experimental results. Parameterizations differ by amount of assumptions and theoretical requirements taken into account. Both model distributions and acquired data samples used for fits are results of complex effort.\n  In this paper, we investigate main parameterizations of $\\tau$ decay matri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.06424","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":"2026-05-18T01:34:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IfhnoUtoCbG0d2YHvnxzAeDMDbTWtfEhJR0Fqj1FlsdMg2FjHxG6TyyBrvE+nODvfFxtf/4hyi7al1+u06fMBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T01:27:20.226026Z"},"content_sha256":"fa0684938ad9e09f7ffec16c140cd60c2c3ca8f936cbda60c4de6dff9c53585e","schema_version":"1.0","event_id":"sha256:fa0684938ad9e09f7ffec16c140cd60c2c3ca8f936cbda60c4de6dff9c53585e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UZB4D4OFAQWPOXVRO7AQTPI6YN/bundle.json","state_url":"https://pith.science/pith/UZB4D4OFAQWPOXVRO7AQTPI6YN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UZB4D4OFAQWPOXVRO7AQTPI6YN/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":"2026-05-28T01:27:20Z","links":{"resolver":"https://pith.science/pith/UZB4D4OFAQWPOXVRO7AQTPI6YN","bundle":"https://pith.science/pith/UZB4D4OFAQWPOXVRO7AQTPI6YN/bundle.json","state":"https://pith.science/pith/UZB4D4OFAQWPOXVRO7AQTPI6YN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UZB4D4OFAQWPOXVRO7AQTPI6YN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:UZB4D4OFAQWPOXVRO7AQTPI6YN","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":"f2718408b6dcbda5da5f70c0aca22fbef03f10d237c878d2fb52260cd457e5bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-26T09:42:38Z","title_canon_sha256":"0cae4732ec5ba7a05ee774e8bbd1493b62ec1d24ee0c908a73d5303df5b2f8f1"},"schema_version":"1.0","source":{"id":"1508.06424","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.06424","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"arxiv_version","alias_value":"1508.06424v1","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.06424","created_at":"2026-05-18T01:34:43Z"},{"alias_kind":"pith_short_12","alias_value":"UZB4D4OFAQWP","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"UZB4D4OFAQWPOXVR","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"UZB4D4OF","created_at":"2026-05-18T12:29:44Z"}],"graph_snapshots":[{"event_id":"sha256:fa0684938ad9e09f7ffec16c140cd60c2c3ca8f936cbda60c4de6dff9c53585e","target":"graph","created_at":"2026-05-18T01:34:43Z","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"},"paper":{"abstract_excerpt":"Low energy QCD (below 2 GeV) is a region of resonance dynamics, sometimes lacking satisfactory description as compared to precision of available experimental data. Hadronic $\\tau$ decays offer a probe for such energy regime. In general, predictions for decays are model dependent, with parameters fitted to experimental results. Parameterizations differ by amount of assumptions and theoretical requirements taken into account. Both model distributions and acquired data samples used for fits are results of complex effort.\n  In this paper, we investigate main parameterizations of $\\tau$ decay matri","authors_text":"Jakub Zaremba, Zbigniew Was","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-26T09:42:38Z","title":"Study of variants for Monte Carlo generators of $\\tau\\to 3\\pi\\nu$ decays"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.06424","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:b88806f6f9e1fa97bb59d033ab2b6066ab6026a3bad6a632f99ef78306da7b33","target":"record","created_at":"2026-05-18T01:34:43Z","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":"f2718408b6dcbda5da5f70c0aca22fbef03f10d237c878d2fb52260cd457e5bc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2015-08-26T09:42:38Z","title_canon_sha256":"0cae4732ec5ba7a05ee774e8bbd1493b62ec1d24ee0c908a73d5303df5b2f8f1"},"schema_version":"1.0","source":{"id":"1508.06424","kind":"arxiv","version":1}},"canonical_sha256":"a643c1f1c5042cf75eb177c109bd1ec35cf93edf57ce50f3c54558bf6e286ac6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a643c1f1c5042cf75eb177c109bd1ec35cf93edf57ce50f3c54558bf6e286ac6","first_computed_at":"2026-05-18T01:34:43.050616Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:34:43.050616Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v4wvW65XaB4NZS4pJ6G7yC6AagkqTDC0qoZu+OMhdBIIMwI22adPN0imoqPxDv2DMGPAanfBWBuqu+VMWgWgDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:34:43.051298Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.06424","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b88806f6f9e1fa97bb59d033ab2b6066ab6026a3bad6a632f99ef78306da7b33","sha256:fa0684938ad9e09f7ffec16c140cd60c2c3ca8f936cbda60c4de6dff9c53585e"],"state_sha256":"8a29718a7ee37154d70e81608f79853be0d90b5664f88d183e2b85fa44b12788"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tMg0qD0VcEKYgtAttZf5vSLZeJEhCPCIwrl/7lXFGSRg3Ni/cO+gP5AYY0+o7hOI/4zkpS0FBvIFJvP4a1s4CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T01:27:20.228042Z","bundle_sha256":"c67f07099606759fd43d6d5968e18a12bb9c1b0227a14f104cd23bf555e84649"}}