{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:ACYCSNYOI4UH7AKSPZR5VRTQIT","short_pith_number":"pith:ACYCSNYO","canonical_record":{"source":{"id":"1307.6070","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-07-23T13:35:25Z","cross_cats_sorted":[],"title_canon_sha256":"81e519bc643eca0b09c68cf6da609d1d95b7957e89587b3d7546ad2011a48566","abstract_canon_sha256":"44a53c48d91c72f4f4ae847825dfdd41c39efd41ec98597a6274cd80ed1c1de6"},"schema_version":"1.0"},"canonical_sha256":"00b029370e47287f81527e63dac67044c8cd98bf2d7cd99f68ce450fdc51a402","source":{"kind":"arxiv","id":"1307.6070","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.6070","created_at":"2026-05-18T03:06:05Z"},{"alias_kind":"arxiv_version","alias_value":"1307.6070v2","created_at":"2026-05-18T03:06:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.6070","created_at":"2026-05-18T03:06:05Z"},{"alias_kind":"pith_short_12","alias_value":"ACYCSNYOI4UH","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"ACYCSNYOI4UH7AKS","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"ACYCSNYO","created_at":"2026-05-18T12:27:38Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:ACYCSNYOI4UH7AKSPZR5VRTQIT","target":"record","payload":{"canonical_record":{"source":{"id":"1307.6070","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-07-23T13:35:25Z","cross_cats_sorted":[],"title_canon_sha256":"81e519bc643eca0b09c68cf6da609d1d95b7957e89587b3d7546ad2011a48566","abstract_canon_sha256":"44a53c48d91c72f4f4ae847825dfdd41c39efd41ec98597a6274cd80ed1c1de6"},"schema_version":"1.0"},"canonical_sha256":"00b029370e47287f81527e63dac67044c8cd98bf2d7cd99f68ce450fdc51a402","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:06:05.548939Z","signature_b64":"j3Zf7etwS68+V+If2CRr05DPjUioAbWmwOC42+KQ7nc+bjThE9rjGZHoVrFin8qnhKMy5zpMloqP77vRl0UlCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"00b029370e47287f81527e63dac67044c8cd98bf2d7cd99f68ce450fdc51a402","last_reissued_at":"2026-05-18T03:06:05.548129Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:06:05.548129Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1307.6070","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":"2026-05-18T03:06:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lPLd8QPAsBvsMNb3zWX9sdQAGTev0Wz4T3l6aPT65eQpAgpaGdxIikhqQPLbNK56HpwyJBZZPtG75bmQekINAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T01:57:38.941039Z"},"content_sha256":"db0b3b0f6b5fef10a8f508bfc7f511c3ef78ccbca01ad40b17ad1ec2b0a99fb6","schema_version":"1.0","event_id":"sha256:db0b3b0f6b5fef10a8f508bfc7f511c3ef78ccbca01ad40b17ad1ec2b0a99fb6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:ACYCSNYOI4UH7AKSPZR5VRTQIT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurement of the prompt J/psi and psi(2S) polarizations in pp collisions at sqrt(s) = 7 TeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"The CMS Collaboration","submitted_at":"2013-07-23T13:35:25Z","abstract_excerpt":"The polarizations of prompt J/psi and psi(2S) mesons are measured in proton-proton collisions at sqrt(s) = 7 TeV, using a dimuon data sample collected by the CMS experiment at the LHC, corresponding to an integrated luminosity of 4.9 inverse femtobarns. The prompt J/psi and psi(2S) polarization parameters lambda[theta], lambda[phi], and lambda[theta,phi], as well as the frame-invariant quantity lambda(tilde), are measured from the dimuon decay angular distributions in three different polarization frames. The J/psi results are obtained in the transverse momentum range 14 < pt < 70 GeV, in the r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.6070","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":""},"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":"2026-05-18T03:06:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3/WC3A+eri2aCjgt/R23xB7uM4mVcQASXpwR+JEbHtMgjr4ScdA7sz2W3r2ziHqucPYCJWiEq/c2+vhzBK7vDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-28T01:57:38.941599Z"},"content_sha256":"be246c85277f0bf649ef7b573618157941cb92114177d27afaf133414830a45e","schema_version":"1.0","event_id":"sha256:be246c85277f0bf649ef7b573618157941cb92114177d27afaf133414830a45e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ACYCSNYOI4UH7AKSPZR5VRTQIT/bundle.json","state_url":"https://pith.science/pith/ACYCSNYOI4UH7AKSPZR5VRTQIT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ACYCSNYOI4UH7AKSPZR5VRTQIT/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":"2026-06-28T01:57:38Z","links":{"resolver":"https://pith.science/pith/ACYCSNYOI4UH7AKSPZR5VRTQIT","bundle":"https://pith.science/pith/ACYCSNYOI4UH7AKSPZR5VRTQIT/bundle.json","state":"https://pith.science/pith/ACYCSNYOI4UH7AKSPZR5VRTQIT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ACYCSNYOI4UH7AKSPZR5VRTQIT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:ACYCSNYOI4UH7AKSPZR5VRTQIT","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":"44a53c48d91c72f4f4ae847825dfdd41c39efd41ec98597a6274cd80ed1c1de6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-07-23T13:35:25Z","title_canon_sha256":"81e519bc643eca0b09c68cf6da609d1d95b7957e89587b3d7546ad2011a48566"},"schema_version":"1.0","source":{"id":"1307.6070","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1307.6070","created_at":"2026-05-18T03:06:05Z"},{"alias_kind":"arxiv_version","alias_value":"1307.6070v2","created_at":"2026-05-18T03:06:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1307.6070","created_at":"2026-05-18T03:06:05Z"},{"alias_kind":"pith_short_12","alias_value":"ACYCSNYOI4UH","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_16","alias_value":"ACYCSNYOI4UH7AKS","created_at":"2026-05-18T12:27:38Z"},{"alias_kind":"pith_short_8","alias_value":"ACYCSNYO","created_at":"2026-05-18T12:27:38Z"}],"graph_snapshots":[{"event_id":"sha256:be246c85277f0bf649ef7b573618157941cb92114177d27afaf133414830a45e","target":"graph","created_at":"2026-05-18T03:06:05Z","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":"The polarizations of prompt J/psi and psi(2S) mesons are measured in proton-proton collisions at sqrt(s) = 7 TeV, using a dimuon data sample collected by the CMS experiment at the LHC, corresponding to an integrated luminosity of 4.9 inverse femtobarns. The prompt J/psi and psi(2S) polarization parameters lambda[theta], lambda[phi], and lambda[theta,phi], as well as the frame-invariant quantity lambda(tilde), are measured from the dimuon decay angular distributions in three different polarization frames. The J/psi results are obtained in the transverse momentum range 14 < pt < 70 GeV, in the r","authors_text":"The CMS Collaboration","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-07-23T13:35:25Z","title":"Measurement of the prompt J/psi and psi(2S) polarizations in pp collisions at sqrt(s) = 7 TeV"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1307.6070","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:db0b3b0f6b5fef10a8f508bfc7f511c3ef78ccbca01ad40b17ad1ec2b0a99fb6","target":"record","created_at":"2026-05-18T03:06:05Z","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":"44a53c48d91c72f4f4ae847825dfdd41c39efd41ec98597a6274cd80ed1c1de6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-07-23T13:35:25Z","title_canon_sha256":"81e519bc643eca0b09c68cf6da609d1d95b7957e89587b3d7546ad2011a48566"},"schema_version":"1.0","source":{"id":"1307.6070","kind":"arxiv","version":2}},"canonical_sha256":"00b029370e47287f81527e63dac67044c8cd98bf2d7cd99f68ce450fdc51a402","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"00b029370e47287f81527e63dac67044c8cd98bf2d7cd99f68ce450fdc51a402","first_computed_at":"2026-05-18T03:06:05.548129Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:06:05.548129Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"j3Zf7etwS68+V+If2CRr05DPjUioAbWmwOC42+KQ7nc+bjThE9rjGZHoVrFin8qnhKMy5zpMloqP77vRl0UlCA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:06:05.548939Z","signed_message":"canonical_sha256_bytes"},"source_id":"1307.6070","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:db0b3b0f6b5fef10a8f508bfc7f511c3ef78ccbca01ad40b17ad1ec2b0a99fb6","sha256:be246c85277f0bf649ef7b573618157941cb92114177d27afaf133414830a45e"],"state_sha256":"37909205522660b81e46f532fde539ce3d09045e4c27a259c7ba175eeeee4f0c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gq2FRWJpplpFD1LueJZawgBSu+ulK4UrS45lUorP3h1SEulIRBEMJooW8HXtLUxWKnsB0/F9LjKTAI2ii8NQAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-28T01:57:38.944052Z","bundle_sha256":"f1721b6f5fd6fc5766af26d6bc0170767283e2746ab2fe8db74116e612a09dd1"}}