{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:MN4DK4KRFX3BRVYE6UEQQ6GOBX","short_pith_number":"pith:MN4DK4KR","canonical_record":{"source":{"id":"1208.6066","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-30T02:34:40Z","cross_cats_sorted":[],"title_canon_sha256":"5fe16a46144e18bf8af07fa52228757df0a25390ec3adf1f7ac09f75da88f053","abstract_canon_sha256":"9e0eeba53bcea08e0e40fce340a17e49696d1e8694c40d62af09f51894875ed1"},"schema_version":"1.0"},"canonical_sha256":"63783571512df618d704f5090878ce0decaa7a23991bb009b143c4c4cdf72d5f","source":{"kind":"arxiv","id":"1208.6066","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.6066","created_at":"2026-05-18T01:54:49Z"},{"alias_kind":"arxiv_version","alias_value":"1208.6066v3","created_at":"2026-05-18T01:54:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.6066","created_at":"2026-05-18T01:54:49Z"},{"alias_kind":"pith_short_12","alias_value":"MN4DK4KRFX3B","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"MN4DK4KRFX3BRVYE","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"MN4DK4KR","created_at":"2026-05-18T12:27:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:MN4DK4KRFX3BRVYE6UEQQ6GOBX","target":"record","payload":{"canonical_record":{"source":{"id":"1208.6066","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-30T02:34:40Z","cross_cats_sorted":[],"title_canon_sha256":"5fe16a46144e18bf8af07fa52228757df0a25390ec3adf1f7ac09f75da88f053","abstract_canon_sha256":"9e0eeba53bcea08e0e40fce340a17e49696d1e8694c40d62af09f51894875ed1"},"schema_version":"1.0"},"canonical_sha256":"63783571512df618d704f5090878ce0decaa7a23991bb009b143c4c4cdf72d5f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:54:49.831331Z","signature_b64":"B8oNZ7A5Oqy8JAv0SptRdmhU08tqLREBHTyw9E1vhcr0QGDLo7q5ws3gsIJ43TXCe3Mw3V56KwiNofM/cE5ODw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"63783571512df618d704f5090878ce0decaa7a23991bb009b143c4c4cdf72d5f","last_reissued_at":"2026-05-18T01:54:49.830641Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:54:49.830641Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.6066","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:54:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"egrtU2cmQNLVC556MC2GTtS4hkjqlm60oaisgpJ17+igbylFQVBLBEhk9V8gQkGljsLskvjKmkhy9UHp3sheAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T06:01:59.017965Z"},"content_sha256":"547d600cdf5358365d190317f2cd47882ed6ad27b734b02e4bfd486221e2db87","schema_version":"1.0","event_id":"sha256:547d600cdf5358365d190317f2cd47882ed6ad27b734b02e4bfd486221e2db87"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:MN4DK4KRFX3BRVYE6UEQQ6GOBX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Revisiting the S-matrix approach to the open superstring low energy effective lagrangian","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Luiz Antonio Barreiro, Ricardo Medina","submitted_at":"2012-08-30T02:34:40Z","abstract_excerpt":"The conventional S-matrix approach to the (tree level) open string low energy effective lagrangian assumes that, in order to obtain all its bosonic ${\\alpha'}^N$ order terms, it is necessary to know the open string (tree level) $(N+2)$-point amplitude of massless bosons, at least expanded at that order in $\\alpha'$. In this work we clarify that the previous claim is indeed valid for the bosonic open string, but for the supersymmetric one the situation is much more better than that: there are constraints in the kinematical bosonic terms of the amplitude (probably due to Spacetime Supersymmetry)"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.6066","kind":"arxiv","version":3},"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":"2026-05-18T01:54:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PBTT/w9j9K6gR5D6xCSAQ3Z10EOjx4aHMP23SvM23gRFl5lLdSusEtoRMVERgZMbxWIxUzcQWXRZkEpKUAKoBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T06:01:59.018660Z"},"content_sha256":"c9d31eccf7ddd3065c7d4f75952d1108712daf069953e3795a6ccb6a43d9286d","schema_version":"1.0","event_id":"sha256:c9d31eccf7ddd3065c7d4f75952d1108712daf069953e3795a6ccb6a43d9286d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MN4DK4KRFX3BRVYE6UEQQ6GOBX/bundle.json","state_url":"https://pith.science/pith/MN4DK4KRFX3BRVYE6UEQQ6GOBX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MN4DK4KRFX3BRVYE6UEQQ6GOBX/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":"2026-06-06T06:01:59Z","links":{"resolver":"https://pith.science/pith/MN4DK4KRFX3BRVYE6UEQQ6GOBX","bundle":"https://pith.science/pith/MN4DK4KRFX3BRVYE6UEQQ6GOBX/bundle.json","state":"https://pith.science/pith/MN4DK4KRFX3BRVYE6UEQQ6GOBX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MN4DK4KRFX3BRVYE6UEQQ6GOBX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:MN4DK4KRFX3BRVYE6UEQQ6GOBX","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":"9e0eeba53bcea08e0e40fce340a17e49696d1e8694c40d62af09f51894875ed1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-30T02:34:40Z","title_canon_sha256":"5fe16a46144e18bf8af07fa52228757df0a25390ec3adf1f7ac09f75da88f053"},"schema_version":"1.0","source":{"id":"1208.6066","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.6066","created_at":"2026-05-18T01:54:49Z"},{"alias_kind":"arxiv_version","alias_value":"1208.6066v3","created_at":"2026-05-18T01:54:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.6066","created_at":"2026-05-18T01:54:49Z"},{"alias_kind":"pith_short_12","alias_value":"MN4DK4KRFX3B","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_16","alias_value":"MN4DK4KRFX3BRVYE","created_at":"2026-05-18T12:27:14Z"},{"alias_kind":"pith_short_8","alias_value":"MN4DK4KR","created_at":"2026-05-18T12:27:14Z"}],"graph_snapshots":[{"event_id":"sha256:c9d31eccf7ddd3065c7d4f75952d1108712daf069953e3795a6ccb6a43d9286d","target":"graph","created_at":"2026-05-18T01:54:49Z","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 conventional S-matrix approach to the (tree level) open string low energy effective lagrangian assumes that, in order to obtain all its bosonic ${\\alpha'}^N$ order terms, it is necessary to know the open string (tree level) $(N+2)$-point amplitude of massless bosons, at least expanded at that order in $\\alpha'$. In this work we clarify that the previous claim is indeed valid for the bosonic open string, but for the supersymmetric one the situation is much more better than that: there are constraints in the kinematical bosonic terms of the amplitude (probably due to Spacetime Supersymmetry)","authors_text":"Luiz Antonio Barreiro, Ricardo Medina","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-30T02:34:40Z","title":"Revisiting the S-matrix approach to the open superstring low energy effective lagrangian"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.6066","kind":"arxiv","version":3},"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":"sha256:547d600cdf5358365d190317f2cd47882ed6ad27b734b02e4bfd486221e2db87","target":"record","created_at":"2026-05-18T01:54:49Z","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":"9e0eeba53bcea08e0e40fce340a17e49696d1e8694c40d62af09f51894875ed1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2012-08-30T02:34:40Z","title_canon_sha256":"5fe16a46144e18bf8af07fa52228757df0a25390ec3adf1f7ac09f75da88f053"},"schema_version":"1.0","source":{"id":"1208.6066","kind":"arxiv","version":3}},"canonical_sha256":"63783571512df618d704f5090878ce0decaa7a23991bb009b143c4c4cdf72d5f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"63783571512df618d704f5090878ce0decaa7a23991bb009b143c4c4cdf72d5f","first_computed_at":"2026-05-18T01:54:49.830641Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:54:49.830641Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"B8oNZ7A5Oqy8JAv0SptRdmhU08tqLREBHTyw9E1vhcr0QGDLo7q5ws3gsIJ43TXCe3Mw3V56KwiNofM/cE5ODw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:54:49.831331Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.6066","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:547d600cdf5358365d190317f2cd47882ed6ad27b734b02e4bfd486221e2db87","sha256:c9d31eccf7ddd3065c7d4f75952d1108712daf069953e3795a6ccb6a43d9286d"],"state_sha256":"d1367e094ef71f0cdbd23feb2a98a36d3eca15da183eac945f4605495786cb64"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4c8NAKmnTk/tjOQLqF5ia5o46mKDjfC794TE5PbJJrcDyAnJXVBjl2zgkEfy0yqX5goEmU0nUIyjgGB+5v4ZBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T06:01:59.022518Z","bundle_sha256":"16c5ae2a34de007ccc73125267844b1a998da01c13d0c3e565fba3d3e28fa13b"}}