{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:WP6B4IZAFKGLK7ED6IHLZHX3DN","short_pith_number":"pith:WP6B4IZA","canonical_record":{"source":{"id":"hep-th/0612304","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"2006-12-29T18:55:17Z","cross_cats_sorted":[],"title_canon_sha256":"aa3897987cba39f5bc8f84990586e87e57044d6a32310f4cee310ed3c31b90d2","abstract_canon_sha256":"040d11cae15e8562621ed22beb31494eac190524ba9e7f3ba17f16c30d3a7c05"},"schema_version":"1.0"},"canonical_sha256":"b3fc1e23202a8cb57c83f20ebc9efb1b742cabe5f46f1056a83acbbf29ef182f","source":{"kind":"arxiv","id":"hep-th/0612304","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/0612304","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/0612304v1","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/0612304","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"pith_short_12","alias_value":"WP6B4IZAFKGL","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"pith_short_16","alias_value":"WP6B4IZAFKGLK7ED","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"pith_short_8","alias_value":"WP6B4IZA","created_at":"2026-07-04T14:58:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:WP6B4IZAFKGLK7ED6IHLZHX3DN","target":"record","payload":{"canonical_record":{"source":{"id":"hep-th/0612304","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-th","submitted_at":"2006-12-29T18:55:17Z","cross_cats_sorted":[],"title_canon_sha256":"aa3897987cba39f5bc8f84990586e87e57044d6a32310f4cee310ed3c31b90d2","abstract_canon_sha256":"040d11cae15e8562621ed22beb31494eac190524ba9e7f3ba17f16c30d3a7c05"},"schema_version":"1.0"},"canonical_sha256":"b3fc1e23202a8cb57c83f20ebc9efb1b742cabe5f46f1056a83acbbf29ef182f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:58:17.878092Z","signature_b64":"cIEKwIQoFBwHRS561/4WbX4YU9AQXuZT/vmJeRXfT4UlTHWadsQZvoJxAs+c5hMGGS53s2oscLKisCAjwDUaDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b3fc1e23202a8cb57c83f20ebc9efb1b742cabe5f46f1056a83acbbf29ef182f","last_reissued_at":"2026-07-04T14:58:17.877713Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:58:17.877713Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-th/0612304","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":"2026-07-04T14:58:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nJwTFgmNuIhUpgd60EcoNpvXGDRIteKGjC9C+1GDUVw2XzEXN9C/O11/D+Gvaleu18NWYVBz77Zh5XuKtAs+Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T03:09:37.685355Z"},"content_sha256":"ae8ab7c41c21d16945c29156d4b58c223b0a53711c081e6ded0437040d947cdc","schema_version":"1.0","event_id":"sha256:ae8ab7c41c21d16945c29156d4b58c223b0a53711c081e6ded0437040d947cdc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:WP6B4IZAFKGLK7ED6IHLZHX3DN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ising Spectroscopy I: Mesons at T < T_c","license":"","headline":"","cross_cats":[],"primary_cat":"hep-th","authors_text":"Alexander Zamolodchikov (Rutgers University), Pedro Fonseca","submitted_at":"2006-12-29T18:55:17Z","abstract_excerpt":"This paper is our progress report on the project \"Ising spectroscopy\", devoted to systematic study of the mass spectrum of particles in 2D Ising Field Theory in a magnetic field. Here we address the low-temperature regime, and develop quantitative approach based on the idea (originally due to McCoy and Wu) of particles being the \"mesons\", consisting predominantly of two quarks confined by a long-range force. Systematic implementation of this idea leads to a version of the Bethe-Salpeter equation, which yields infinite sequence of meson masses. The Bethe-Salpeter spectrum becomes exact in the l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/0612304","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-th/0612304/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T14:58:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"va4aX2xwGtkcHu6IJOsh+91CEeC2CqGwXZhZQAvU4H1mKpTttdJ2feM581kQFRzXduRRUP6p20uKG7lLRHVyCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T03:09:37.685931Z"},"content_sha256":"0d2eefe239e77ef9d69a492190ec1bccbc926ebe5dc44078eb3df3dede0022e1","schema_version":"1.0","event_id":"sha256:0d2eefe239e77ef9d69a492190ec1bccbc926ebe5dc44078eb3df3dede0022e1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WP6B4IZAFKGLK7ED6IHLZHX3DN/bundle.json","state_url":"https://pith.science/pith/WP6B4IZAFKGLK7ED6IHLZHX3DN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WP6B4IZAFKGLK7ED6IHLZHX3DN/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":"2026-08-08T03:09:37Z","links":{"resolver":"https://pith.science/pith/WP6B4IZAFKGLK7ED6IHLZHX3DN","bundle":"https://pith.science/pith/WP6B4IZAFKGLK7ED6IHLZHX3DN/bundle.json","state":"https://pith.science/pith/WP6B4IZAFKGLK7ED6IHLZHX3DN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WP6B4IZAFKGLK7ED6IHLZHX3DN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:WP6B4IZAFKGLK7ED6IHLZHX3DN","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":"040d11cae15e8562621ed22beb31494eac190524ba9e7f3ba17f16c30d3a7c05","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"2006-12-29T18:55:17Z","title_canon_sha256":"aa3897987cba39f5bc8f84990586e87e57044d6a32310f4cee310ed3c31b90d2"},"schema_version":"1.0","source":{"id":"hep-th/0612304","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-th/0612304","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"arxiv_version","alias_value":"hep-th/0612304v1","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-th/0612304","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"pith_short_12","alias_value":"WP6B4IZAFKGL","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"pith_short_16","alias_value":"WP6B4IZAFKGLK7ED","created_at":"2026-07-04T14:58:17Z"},{"alias_kind":"pith_short_8","alias_value":"WP6B4IZA","created_at":"2026-07-04T14:58:17Z"}],"graph_snapshots":[{"event_id":"sha256:0d2eefe239e77ef9d69a492190ec1bccbc926ebe5dc44078eb3df3dede0022e1","target":"graph","created_at":"2026-07-04T14:58:17Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/hep-th/0612304/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper is our progress report on the project \"Ising spectroscopy\", devoted to systematic study of the mass spectrum of particles in 2D Ising Field Theory in a magnetic field. Here we address the low-temperature regime, and develop quantitative approach based on the idea (originally due to McCoy and Wu) of particles being the \"mesons\", consisting predominantly of two quarks confined by a long-range force. Systematic implementation of this idea leads to a version of the Bethe-Salpeter equation, which yields infinite sequence of meson masses. The Bethe-Salpeter spectrum becomes exact in the l","authors_text":"Alexander Zamolodchikov (Rutgers University), Pedro Fonseca","cross_cats":[],"headline":"","license":"","primary_cat":"hep-th","submitted_at":"2006-12-29T18:55:17Z","title":"Ising Spectroscopy I: Mesons at T < T_c"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/0612304","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:ae8ab7c41c21d16945c29156d4b58c223b0a53711c081e6ded0437040d947cdc","target":"record","created_at":"2026-07-04T14:58:17Z","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":"040d11cae15e8562621ed22beb31494eac190524ba9e7f3ba17f16c30d3a7c05","cross_cats_sorted":[],"license":"","primary_cat":"hep-th","submitted_at":"2006-12-29T18:55:17Z","title_canon_sha256":"aa3897987cba39f5bc8f84990586e87e57044d6a32310f4cee310ed3c31b90d2"},"schema_version":"1.0","source":{"id":"hep-th/0612304","kind":"arxiv","version":1}},"canonical_sha256":"b3fc1e23202a8cb57c83f20ebc9efb1b742cabe5f46f1056a83acbbf29ef182f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b3fc1e23202a8cb57c83f20ebc9efb1b742cabe5f46f1056a83acbbf29ef182f","first_computed_at":"2026-07-04T14:58:17.877713Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:58:17.877713Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cIEKwIQoFBwHRS561/4WbX4YU9AQXuZT/vmJeRXfT4UlTHWadsQZvoJxAs+c5hMGGS53s2oscLKisCAjwDUaDA==","signature_status":"signed_v1","signed_at":"2026-07-04T14:58:17.878092Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-th/0612304","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ae8ab7c41c21d16945c29156d4b58c223b0a53711c081e6ded0437040d947cdc","sha256:0d2eefe239e77ef9d69a492190ec1bccbc926ebe5dc44078eb3df3dede0022e1"],"state_sha256":"46cd5d7ce3b6f8bf4d9b839047f39695b0983969fe5c425c4775884922a94428"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"drf/PemIhKnjMTGw1omuz8K+ArjXmZN93ODhTKPjv1q/ZLRf2MlkHN7KIgkTVFgFoEkLEuyArwpB7tzam6atBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T03:09:37.689998Z","bundle_sha256":"e860cd3c0e6910ba0b08fe4db91ee4d2aecd7b647956dab53efcbcf072e1d130"}}