{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:R5LPUWM6EROCLHYQFFF42SEQFI","short_pith_number":"pith:R5LPUWM6","canonical_record":{"source":{"id":"2605.17150","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-16T20:46:56Z","cross_cats_sorted":["astro-ph.EP","astro-ph.IM"],"title_canon_sha256":"4ac08b6b0041d95a9d6092e367fc5eb2b1fedbdb9ce989100c7478b55f103fb8","abstract_canon_sha256":"df54d851a948b7d124d6b76a1bda94b6737bd84ba895800a8931068abdadc34f"},"schema_version":"1.0"},"canonical_sha256":"8f56fa599e245c259f10294bcd48902a2106ed572249f209d6715555f747292f","source":{"kind":"arxiv","id":"2605.17150","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.17150","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"arxiv_version","alias_value":"2605.17150v1","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.17150","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"pith_short_12","alias_value":"R5LPUWM6EROC","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"pith_short_16","alias_value":"R5LPUWM6EROCLHYQ","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"pith_short_8","alias_value":"R5LPUWM6","created_at":"2026-05-20T00:03:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:R5LPUWM6EROCLHYQFFF42SEQFI","target":"record","payload":{"canonical_record":{"source":{"id":"2605.17150","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-16T20:46:56Z","cross_cats_sorted":["astro-ph.EP","astro-ph.IM"],"title_canon_sha256":"4ac08b6b0041d95a9d6092e367fc5eb2b1fedbdb9ce989100c7478b55f103fb8","abstract_canon_sha256":"df54d851a948b7d124d6b76a1bda94b6737bd84ba895800a8931068abdadc34f"},"schema_version":"1.0"},"canonical_sha256":"8f56fa599e245c259f10294bcd48902a2106ed572249f209d6715555f747292f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:03:42.271187Z","signature_b64":"BtllQCjPoZydz+6WND25aApBjvnJvWPedBTGI5tB157agbsOfWnmhJorJEV/iywQ0x5GVMLa0lDl/wHmZjLoBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8f56fa599e245c259f10294bcd48902a2106ed572249f209d6715555f747292f","last_reissued_at":"2026-05-20T00:03:42.270428Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:03:42.270428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.17150","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":"2026-05-20T00:03:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zXKxzM4LxRwRphdDqnZdTaBjUw31qgHUgzamY9lZYxEtqMU+atBSuMsLGnOIai3h+dsFlPc+eT7vVqkwLCztCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:46:49.585142Z"},"content_sha256":"c14f74de1fa2b241f98c912617584a76c25e2db616096d5e811ce4dec5acb2e7","schema_version":"1.0","event_id":"sha256:c14f74de1fa2b241f98c912617584a76c25e2db616096d5e811ce4dec5acb2e7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:R5LPUWM6EROCLHYQFFF42SEQFI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A reversed solar illumination dependence of unintended emission from Starlink Direct-to-Cell satellites at 72-234 MHz with the EDA2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP","astro-ph.IM"],"primary_cat":"eess.SP","authors_text":"Hanlin Cai, Haofan Dong, Houtianfu Wang, Ozgur B. Akan","submitted_at":"2026-05-16T20:46:56Z","abstract_excerpt":"Second-generation Starlink Direct-to-Cell (DTC) satellites carry an additional payload for direct cellular phone connectivity whose unintended electromagnetic radiation (UEMR) at sub-300 MHz frequencies has not been individually characterised. We reanalyse 112,534 detections from 1,806 Starlink satellites observed with the Engineering Development Array version 2 (EDA2) at 21 frequencies between 72.685 and 234.375 MHz (Grigg et al. 2025), separating 175 DTC and 1,623 Ku-only v2-Mini comparison satellites via the McDowell General Catalogue (McDowell 2020). DTC satellites emit a range-corrected f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.17150","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/2605.17150/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"ai_meta_artifact","ran_at":"2026-05-19T22:33:23.766279Z","status":"skipped","version":"1.0.0","findings_count":0},{"name":"claim_evidence","ran_at":"2026-05-19T22:01:57.999328Z","status":"completed","version":"1.0.0","findings_count":0}],"snapshot_sha256":"75cd9c4b51ad879783a2025290a159ee9c3ac97e278c278352c957b3cb7db49a"},"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":"2026-05-20T00:03:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"paV9J0pHfrBA4xVprosBq0CUIh507dEriGiY+PVMIVaZafaoiw125qK+xxG7TxabEIZw0G77/uNfYcYVUC7SBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:46:49.586055Z"},"content_sha256":"8fb57ff2c16d942d478fd77c9c195dd79f66e67b84830a7a05694c30eb39a863","schema_version":"1.0","event_id":"sha256:8fb57ff2c16d942d478fd77c9c195dd79f66e67b84830a7a05694c30eb39a863"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R5LPUWM6EROCLHYQFFF42SEQFI/bundle.json","state_url":"https://pith.science/pith/R5LPUWM6EROCLHYQFFF42SEQFI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R5LPUWM6EROCLHYQFFF42SEQFI/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":"2026-05-25T18:46:49Z","links":{"resolver":"https://pith.science/pith/R5LPUWM6EROCLHYQFFF42SEQFI","bundle":"https://pith.science/pith/R5LPUWM6EROCLHYQFFF42SEQFI/bundle.json","state":"https://pith.science/pith/R5LPUWM6EROCLHYQFFF42SEQFI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R5LPUWM6EROCLHYQFFF42SEQFI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:R5LPUWM6EROCLHYQFFF42SEQFI","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":"df54d851a948b7d124d6b76a1bda94b6737bd84ba895800a8931068abdadc34f","cross_cats_sorted":["astro-ph.EP","astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-16T20:46:56Z","title_canon_sha256":"4ac08b6b0041d95a9d6092e367fc5eb2b1fedbdb9ce989100c7478b55f103fb8"},"schema_version":"1.0","source":{"id":"2605.17150","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.17150","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"arxiv_version","alias_value":"2605.17150v1","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.17150","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"pith_short_12","alias_value":"R5LPUWM6EROC","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"pith_short_16","alias_value":"R5LPUWM6EROCLHYQ","created_at":"2026-05-20T00:03:42Z"},{"alias_kind":"pith_short_8","alias_value":"R5LPUWM6","created_at":"2026-05-20T00:03:42Z"}],"graph_snapshots":[{"event_id":"sha256:8fb57ff2c16d942d478fd77c9c195dd79f66e67b84830a7a05694c30eb39a863","target":"graph","created_at":"2026-05-20T00:03:42Z","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":[{"findings_count":0,"name":"ai_meta_artifact","ran_at":"2026-05-19T22:33:23.766279Z","status":"skipped","version":"1.0.0"},{"findings_count":0,"name":"claim_evidence","ran_at":"2026-05-19T22:01:57.999328Z","status":"completed","version":"1.0.0"}],"endpoint":"/pith/2605.17150/integrity.json","findings":[],"snapshot_sha256":"75cd9c4b51ad879783a2025290a159ee9c3ac97e278c278352c957b3cb7db49a","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Second-generation Starlink Direct-to-Cell (DTC) satellites carry an additional payload for direct cellular phone connectivity whose unintended electromagnetic radiation (UEMR) at sub-300 MHz frequencies has not been individually characterised. We reanalyse 112,534 detections from 1,806 Starlink satellites observed with the Engineering Development Array version 2 (EDA2) at 21 frequencies between 72.685 and 234.375 MHz (Grigg et al. 2025), separating 175 DTC and 1,623 Ku-only v2-Mini comparison satellites via the McDowell General Catalogue (McDowell 2020). DTC satellites emit a range-corrected f","authors_text":"Hanlin Cai, Haofan Dong, Houtianfu Wang, Ozgur B. Akan","cross_cats":["astro-ph.EP","astro-ph.IM"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-16T20:46:56Z","title":"A reversed solar illumination dependence of unintended emission from Starlink Direct-to-Cell satellites at 72-234 MHz with the EDA2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.17150","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:c14f74de1fa2b241f98c912617584a76c25e2db616096d5e811ce4dec5acb2e7","target":"record","created_at":"2026-05-20T00:03:42Z","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":"df54d851a948b7d124d6b76a1bda94b6737bd84ba895800a8931068abdadc34f","cross_cats_sorted":["astro-ph.EP","astro-ph.IM"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-05-16T20:46:56Z","title_canon_sha256":"4ac08b6b0041d95a9d6092e367fc5eb2b1fedbdb9ce989100c7478b55f103fb8"},"schema_version":"1.0","source":{"id":"2605.17150","kind":"arxiv","version":1}},"canonical_sha256":"8f56fa599e245c259f10294bcd48902a2106ed572249f209d6715555f747292f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8f56fa599e245c259f10294bcd48902a2106ed572249f209d6715555f747292f","first_computed_at":"2026-05-20T00:03:42.270428Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:03:42.270428Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BtllQCjPoZydz+6WND25aApBjvnJvWPedBTGI5tB157agbsOfWnmhJorJEV/iywQ0x5GVMLa0lDl/wHmZjLoBw==","signature_status":"signed_v1","signed_at":"2026-05-20T00:03:42.271187Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.17150","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c14f74de1fa2b241f98c912617584a76c25e2db616096d5e811ce4dec5acb2e7","sha256:8fb57ff2c16d942d478fd77c9c195dd79f66e67b84830a7a05694c30eb39a863"],"state_sha256":"fa257aa7daabf645822220df4945374c9ba5d3075bd7004c35f1f38d7181af09"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0jiPLe1FdRZ+ekpW8FaivjBJqaz1YUP9hLsczvErulh3yZMSbT01ewqR5GfBqWjYLTjifSnWkHHwbUz0BZOJCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T18:46:49.590897Z","bundle_sha256":"79ec4418d7ffe2f91668b661d8999b660d5d90452cedc0fd22657a192b478924"}}