{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:MOTQF72VON7B42ULVB273QQPMD","short_pith_number":"pith:MOTQF72V","canonical_record":{"source":{"id":"2607.23646","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-07-26T13:28:36Z","cross_cats_sorted":[],"title_canon_sha256":"d0c6d62c8885f9fcde9d3069c306c036893c94add324c8aee104d6c801d805b1","abstract_canon_sha256":"08f0228c40bf5e46eb738e0acf960be17bbdc7341407e943336eb4fadc50d8fc"},"schema_version":"1.0"},"canonical_sha256":"63a702ff55737e1e6a8ba875fdc20f60e25356ee5c75dd25b10f96a08a2a7c6e","source":{"kind":"arxiv","id":"2607.23646","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.23646","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"arxiv_version","alias_value":"2607.23646v1","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.23646","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"pith_short_12","alias_value":"MOTQF72VON7B","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"pith_short_16","alias_value":"MOTQF72VON7B42UL","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"pith_short_8","alias_value":"MOTQF72V","created_at":"2026-07-28T01:23:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:MOTQF72VON7B42ULVB273QQPMD","target":"record","payload":{"canonical_record":{"source":{"id":"2607.23646","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-07-26T13:28:36Z","cross_cats_sorted":[],"title_canon_sha256":"d0c6d62c8885f9fcde9d3069c306c036893c94add324c8aee104d6c801d805b1","abstract_canon_sha256":"08f0228c40bf5e46eb738e0acf960be17bbdc7341407e943336eb4fadc50d8fc"},"schema_version":"1.0"},"canonical_sha256":"63a702ff55737e1e6a8ba875fdc20f60e25356ee5c75dd25b10f96a08a2a7c6e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-28T01:23:03.434137Z","signature_b64":"fCFUVlkZlv4k1TD8P/iHrT1W/4HZB8HX/nzsOgTXysrwryzhvPCRnXXxa1/49xu+9qSmpKKzCkuW3qd73FBQAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"63a702ff55737e1e6a8ba875fdc20f60e25356ee5c75dd25b10f96a08a2a7c6e","last_reissued_at":"2026-07-28T01:23:03.433377Z","signature_status":"signed_v1","first_computed_at":"2026-07-28T01:23:03.433377Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.23646","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":"2026-07-28T01:23:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k5z9/T8+bvRG0Q3oz3XwQdx1dByyUsQdqLfMi8NKv54EJApR4m7216Bxfx6IF423S4Nie2dUS/P1KI6yXTfxAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T11:53:49.720395Z"},"content_sha256":"4d648e705a5d80bfb5b71fd54f1f2f55dbb34be32572eea5ccf2dc91a35ece67","schema_version":"1.0","event_id":"sha256:4d648e705a5d80bfb5b71fd54f1f2f55dbb34be32572eea5ccf2dc91a35ece67"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:MOTQF72VON7B42ULVB273QQPMD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scalar-induced gravitational waves from inflation with symmetry breaking","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Chong-Bin Chen, Fu-Wen Shu, Jia-Xi Feng, Linjie Song","submitted_at":"2026-07-26T13:28:36Z","abstract_excerpt":"We investigate scalar-induced gravitational waves (SIGWs) in an inflationary model with symmetry breaking, in which charged scalar fields are coupled to an isotropic triplet of Abelian gauge fields through a kinetic function. Such SIGWs can be enhanced to a detectable level when the mixing between the inflaton and gauge-field perturbations is sufficiently large. We find that the longitudinal mode and the charge-dependent mixing between perturbations become relevant only when the gauge-field excitation occurs sufficiently late during inflation. In this regime, the corresponding SIGWs are shifte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.23646","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/2607.23646/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":"2026-07-28T01:23:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dRU0SBVLRiSuH/++m71EuGUXfQ3xXzYYMwgXt5pyMh8QRwZ9SkjzoNEbI4xBXTBhdsM4ivc4zEjRrn/Sp+AsDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-01T11:53:49.720923Z"},"content_sha256":"9e5f8b5e6dd706346c8e4233efa19a47007df2f502c99414bcf87bb50cf81ea3","schema_version":"1.0","event_id":"sha256:9e5f8b5e6dd706346c8e4233efa19a47007df2f502c99414bcf87bb50cf81ea3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MOTQF72VON7B42ULVB273QQPMD/bundle.json","state_url":"https://pith.science/pith/MOTQF72VON7B42ULVB273QQPMD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MOTQF72VON7B42ULVB273QQPMD/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":"2026-08-01T11:53:49Z","links":{"resolver":"https://pith.science/pith/MOTQF72VON7B42ULVB273QQPMD","bundle":"https://pith.science/pith/MOTQF72VON7B42ULVB273QQPMD/bundle.json","state":"https://pith.science/pith/MOTQF72VON7B42ULVB273QQPMD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MOTQF72VON7B42ULVB273QQPMD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:MOTQF72VON7B42ULVB273QQPMD","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":"08f0228c40bf5e46eb738e0acf960be17bbdc7341407e943336eb4fadc50d8fc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-07-26T13:28:36Z","title_canon_sha256":"d0c6d62c8885f9fcde9d3069c306c036893c94add324c8aee104d6c801d805b1"},"schema_version":"1.0","source":{"id":"2607.23646","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.23646","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"arxiv_version","alias_value":"2607.23646v1","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.23646","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"pith_short_12","alias_value":"MOTQF72VON7B","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"pith_short_16","alias_value":"MOTQF72VON7B42UL","created_at":"2026-07-28T01:23:03Z"},{"alias_kind":"pith_short_8","alias_value":"MOTQF72V","created_at":"2026-07-28T01:23:03Z"}],"graph_snapshots":[{"event_id":"sha256:9e5f8b5e6dd706346c8e4233efa19a47007df2f502c99414bcf87bb50cf81ea3","target":"graph","created_at":"2026-07-28T01:23:03Z","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/2607.23646/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate scalar-induced gravitational waves (SIGWs) in an inflationary model with symmetry breaking, in which charged scalar fields are coupled to an isotropic triplet of Abelian gauge fields through a kinetic function. Such SIGWs can be enhanced to a detectable level when the mixing between the inflaton and gauge-field perturbations is sufficiently large. We find that the longitudinal mode and the charge-dependent mixing between perturbations become relevant only when the gauge-field excitation occurs sufficiently late during inflation. In this regime, the corresponding SIGWs are shifte","authors_text":"Chong-Bin Chen, Fu-Wen Shu, Jia-Xi Feng, Linjie Song","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-07-26T13:28:36Z","title":"Scalar-induced gravitational waves from inflation with symmetry breaking"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.23646","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":"sha256:4d648e705a5d80bfb5b71fd54f1f2f55dbb34be32572eea5ccf2dc91a35ece67","target":"record","created_at":"2026-07-28T01:23:03Z","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":"08f0228c40bf5e46eb738e0acf960be17bbdc7341407e943336eb4fadc50d8fc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2026-07-26T13:28:36Z","title_canon_sha256":"d0c6d62c8885f9fcde9d3069c306c036893c94add324c8aee104d6c801d805b1"},"schema_version":"1.0","source":{"id":"2607.23646","kind":"arxiv","version":1}},"canonical_sha256":"63a702ff55737e1e6a8ba875fdc20f60e25356ee5c75dd25b10f96a08a2a7c6e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"63a702ff55737e1e6a8ba875fdc20f60e25356ee5c75dd25b10f96a08a2a7c6e","first_computed_at":"2026-07-28T01:23:03.433377Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-28T01:23:03.433377Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fCFUVlkZlv4k1TD8P/iHrT1W/4HZB8HX/nzsOgTXysrwryzhvPCRnXXxa1/49xu+9qSmpKKzCkuW3qd73FBQAQ==","signature_status":"signed_v1","signed_at":"2026-07-28T01:23:03.434137Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.23646","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4d648e705a5d80bfb5b71fd54f1f2f55dbb34be32572eea5ccf2dc91a35ece67","sha256:9e5f8b5e6dd706346c8e4233efa19a47007df2f502c99414bcf87bb50cf81ea3"],"state_sha256":"661be7314c7c87b5301592957f3bf39e0c9b212ceca9e7a354d33a0bc7caa335"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c6kEowbWNX3mAOirXpg744XHXsW5ZPUEyKqQTLpVPQUZImydavPkywnR7sMP1SZv5v7528Z260qccwS2/L70BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-01T11:53:49.725236Z","bundle_sha256":"40e1efae073bc9ea134c6a167859dc71e5403e01bcac04c91f8f89b2af52a650"}}