{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2000:BVPUMPZAPMBRQNQ2YVVNFG753U","short_pith_number":"pith:BVPUMPZA","canonical_record":{"source":{"id":"astro-ph/0009358","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-09-21T22:14:23Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"b4ca846532b703b48b519c187f70e946cf4cdd0d2a3d913883e98889cbab2b06","abstract_canon_sha256":"386cc613e42f52873fbc4ea0e0cc137149023a98a28f189609f976dfe63a4ba1"},"schema_version":"1.0"},"canonical_sha256":"0d5f463f207b0318361ac56ad29bfddd11d0cc834379a6c463d6fe968a6fcc75","source":{"kind":"arxiv","id":"astro-ph/0009358","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0009358","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0009358v1","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0009358","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"pith_short_12","alias_value":"BVPUMPZAPMBR","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"BVPUMPZAPMBRQNQ2","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"BVPUMPZA","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2000:BVPUMPZAPMBRQNQ2YVVNFG753U","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/0009358","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2000-09-21T22:14:23Z","cross_cats_sorted":["gr-qc","hep-ph"],"title_canon_sha256":"b4ca846532b703b48b519c187f70e946cf4cdd0d2a3d913883e98889cbab2b06","abstract_canon_sha256":"386cc613e42f52873fbc4ea0e0cc137149023a98a28f189609f976dfe63a4ba1"},"schema_version":"1.0"},"canonical_sha256":"0d5f463f207b0318361ac56ad29bfddd11d0cc834379a6c463d6fe968a6fcc75","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:10.977780Z","signature_b64":"1Eb3InCmocOxBOoKKyIj0gRdEw94VxvGEb5olXYtZDEnxgPk5u/ixMQpCdhd48DXdkq0d9O4j40U8TaNZNaDDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0d5f463f207b0318361ac56ad29bfddd11d0cc834379a6c463d6fe968a6fcc75","last_reissued_at":"2026-05-18T01:09:10.977294Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:10.977294Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/0009358","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":"2026-05-18T01:09:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ChXRpAsKCHQUtPWpJwQKxS55SNm7aCFbMGfZppRu1/XdfVsyb2yCbnyXyOH+N/juEgAazXY+Qqe3VXVPxVoyCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T10:16:54.589504Z"},"content_sha256":"38547396fb262c2d9a2ad35f428614e7a684978a6389c93fbbaebbab518422e9","schema_version":"1.0","event_id":"sha256:38547396fb262c2d9a2ad35f428614e7a684978a6389c93fbbaebbab518422e9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2000:BVPUMPZAPMBRQNQ2YVVNFG753U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the Stewart-Lyth Inverse Problem","license":"","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"astro-ph","authors_text":"(2) Depto. Fisica Teor., Alberto Garc\\'ia (1), C\\'esar A. Terrero-Escalante (1) ((1) Depto. Fisica, CINVESTAV-IPN, Eloy Ay\\'on-Beato (1), IF-UNAM, Mexico, Mexico), Ricardo Mansilla (2)","submitted_at":"2000-09-21T22:14:23Z","abstract_excerpt":"In this paper the Stewart-Lyth inverse problem is rewritten using the comoving scales as the basic parameter. It is shown that some information on the inflaton potential can be obtained from observations taking into account only the scalar power spectrum."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0009358","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":"2026-05-18T01:09:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rK8K2ftsGut+2xlr+wqCczaXJzJLZz2P6obegqp0JqfSzyXJK2NRqvxP1MIRH/V8q4Ar3YbAiegkr+yZhiCWAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T10:16:54.589869Z"},"content_sha256":"4c4a792a2c6656728d54f3f77f99fc91c99e7c974ff2bdcc854da9a893625995","schema_version":"1.0","event_id":"sha256:4c4a792a2c6656728d54f3f77f99fc91c99e7c974ff2bdcc854da9a893625995"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BVPUMPZAPMBRQNQ2YVVNFG753U/bundle.json","state_url":"https://pith.science/pith/BVPUMPZAPMBRQNQ2YVVNFG753U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BVPUMPZAPMBRQNQ2YVVNFG753U/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":"2026-05-19T10:16:54Z","links":{"resolver":"https://pith.science/pith/BVPUMPZAPMBRQNQ2YVVNFG753U","bundle":"https://pith.science/pith/BVPUMPZAPMBRQNQ2YVVNFG753U/bundle.json","state":"https://pith.science/pith/BVPUMPZAPMBRQNQ2YVVNFG753U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BVPUMPZAPMBRQNQ2YVVNFG753U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2000:BVPUMPZAPMBRQNQ2YVVNFG753U","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":"386cc613e42f52873fbc4ea0e0cc137149023a98a28f189609f976dfe63a4ba1","cross_cats_sorted":["gr-qc","hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"2000-09-21T22:14:23Z","title_canon_sha256":"b4ca846532b703b48b519c187f70e946cf4cdd0d2a3d913883e98889cbab2b06"},"schema_version":"1.0","source":{"id":"astro-ph/0009358","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/0009358","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0009358v1","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0009358","created_at":"2026-05-18T01:09:10Z"},{"alias_kind":"pith_short_12","alias_value":"BVPUMPZAPMBR","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"BVPUMPZAPMBRQNQ2","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"BVPUMPZA","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:4c4a792a2c6656728d54f3f77f99fc91c99e7c974ff2bdcc854da9a893625995","target":"graph","created_at":"2026-05-18T01:09:10Z","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":"In this paper the Stewart-Lyth inverse problem is rewritten using the comoving scales as the basic parameter. It is shown that some information on the inflaton potential can be obtained from observations taking into account only the scalar power spectrum.","authors_text":"(2) Depto. Fisica Teor., Alberto Garc\\'ia (1), C\\'esar A. Terrero-Escalante (1) ((1) Depto. Fisica, CINVESTAV-IPN, Eloy Ay\\'on-Beato (1), IF-UNAM, Mexico, Mexico), Ricardo Mansilla (2)","cross_cats":["gr-qc","hep-ph"],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"2000-09-21T22:14:23Z","title":"On the Stewart-Lyth Inverse Problem"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0009358","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":"sha256:38547396fb262c2d9a2ad35f428614e7a684978a6389c93fbbaebbab518422e9","target":"record","created_at":"2026-05-18T01:09:10Z","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":"386cc613e42f52873fbc4ea0e0cc137149023a98a28f189609f976dfe63a4ba1","cross_cats_sorted":["gr-qc","hep-ph"],"license":"","primary_cat":"astro-ph","submitted_at":"2000-09-21T22:14:23Z","title_canon_sha256":"b4ca846532b703b48b519c187f70e946cf4cdd0d2a3d913883e98889cbab2b06"},"schema_version":"1.0","source":{"id":"astro-ph/0009358","kind":"arxiv","version":1}},"canonical_sha256":"0d5f463f207b0318361ac56ad29bfddd11d0cc834379a6c463d6fe968a6fcc75","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0d5f463f207b0318361ac56ad29bfddd11d0cc834379a6c463d6fe968a6fcc75","first_computed_at":"2026-05-18T01:09:10.977294Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:10.977294Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1Eb3InCmocOxBOoKKyIj0gRdEw94VxvGEb5olXYtZDEnxgPk5u/ixMQpCdhd48DXdkq0d9O4j40U8TaNZNaDDg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:10.977780Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/0009358","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:38547396fb262c2d9a2ad35f428614e7a684978a6389c93fbbaebbab518422e9","sha256:4c4a792a2c6656728d54f3f77f99fc91c99e7c974ff2bdcc854da9a893625995"],"state_sha256":"b0dc05a79d3642879c3a70d5c88187a4d77b8ed12c00b60bd1d49e960f2939e2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sn7dv86q99Ku8vmRcdwX5InMYoyZHCm15KfgQIWD3eFIgPTCVp7or2PMKfvlHBPQ5T/SU5YGOAJVgkt1blj6Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T10:16:54.591806Z","bundle_sha256":"71a1c95685568d887072ad0163407024278366dda433060f9b2dd7c3fa997d13"}}