{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:P3WJ34CU3XF7Z4GCG2V4KVLUQW","short_pith_number":"pith:P3WJ34CU","canonical_record":{"source":{"id":"1502.06397","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-02-23T11:51:58Z","cross_cats_sorted":[],"title_canon_sha256":"3b31c45b64ca4b0ae78935d44dfd66348e3c76c5b167e343475ccb125128db84","abstract_canon_sha256":"5593e7b5e50d679d66b0ce7e58985c9440cf4e94031e3bfacf11a6a647aae6af"},"schema_version":"1.0"},"canonical_sha256":"7eec9df054ddcbfcf0c236abc55574858400c15f71d920ffa27905dd5036aacc","source":{"kind":"arxiv","id":"1502.06397","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.06397","created_at":"2026-05-18T02:26:37Z"},{"alias_kind":"arxiv_version","alias_value":"1502.06397v1","created_at":"2026-05-18T02:26:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.06397","created_at":"2026-05-18T02:26:37Z"},{"alias_kind":"pith_short_12","alias_value":"P3WJ34CU3XF7","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"P3WJ34CU3XF7Z4GC","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"P3WJ34CU","created_at":"2026-05-18T12:29:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:P3WJ34CU3XF7Z4GCG2V4KVLUQW","target":"record","payload":{"canonical_record":{"source":{"id":"1502.06397","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-02-23T11:51:58Z","cross_cats_sorted":[],"title_canon_sha256":"3b31c45b64ca4b0ae78935d44dfd66348e3c76c5b167e343475ccb125128db84","abstract_canon_sha256":"5593e7b5e50d679d66b0ce7e58985c9440cf4e94031e3bfacf11a6a647aae6af"},"schema_version":"1.0"},"canonical_sha256":"7eec9df054ddcbfcf0c236abc55574858400c15f71d920ffa27905dd5036aacc","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:26:37.383863Z","signature_b64":"rTbkc4lW/fjeL0kkbaa1u5RCQFQ56jMHOwqoGHWCvDQ0pSqQMW8ZNn2GG8Vcf6uA68YZzdCobfHXSp08tR88BQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7eec9df054ddcbfcf0c236abc55574858400c15f71d920ffa27905dd5036aacc","last_reissued_at":"2026-05-18T02:26:37.383262Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:26:37.383262Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1502.06397","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":"2026-05-18T02:26:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"h/+qATUmaqm8NKD7f9+5Ce+DOX928g+KOQz/rTYkcp5pp5HIa5btOAuPJtz88hXxJJPLO7NV//eCGAwV75LJBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:23:10.224621Z"},"content_sha256":"bf8cb5e823308916f659076e34a870bae88e4e115816d59ea1bce136ec5d18bc","schema_version":"1.0","event_id":"sha256:bf8cb5e823308916f659076e34a870bae88e4e115816d59ea1bce136ec5d18bc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:P3WJ34CU3XF7Z4GCG2V4KVLUQW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Solar ALMA Observations - A new view of our host star","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Antonio Hales, Hugh Hudson, Masumi Shimojo, Miroslav Barta, Pavel Yagoubov, Roman Brajsa, Sven Wedemeyer, Tim Bastian","submitted_at":"2015-02-23T11:51:58Z","abstract_excerpt":"ALMA provides the necessary spatial, temporal and spectral resolution to explore central questions in contemporary solar physics with potentially far-reaching implications for stellar atmospheres and plasma physics. It can uniquely constraint the thermal and magnetic field structure in the solar chromosphere with measurements that are highly complementary to simultaneous observations with other ground-based and space-borne instruments. Here, we highlight selected science cases."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.06397","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":"2026-05-18T02:26:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lLVx8eOPTJOcd9ZP/bLtNHrZRWicU6nkfVsCvGEh7LRhKFKDytZ1pcdsUXaxJE8TLXJzmFwsrBtEQrSNWR+YBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:23:10.225279Z"},"content_sha256":"b3f4e22cfd6030f9f40c4038654a0dffbe005bd68354299700731885ccb5f147","schema_version":"1.0","event_id":"sha256:b3f4e22cfd6030f9f40c4038654a0dffbe005bd68354299700731885ccb5f147"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P3WJ34CU3XF7Z4GCG2V4KVLUQW/bundle.json","state_url":"https://pith.science/pith/P3WJ34CU3XF7Z4GCG2V4KVLUQW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P3WJ34CU3XF7Z4GCG2V4KVLUQW/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":"2026-05-27T00:23:10Z","links":{"resolver":"https://pith.science/pith/P3WJ34CU3XF7Z4GCG2V4KVLUQW","bundle":"https://pith.science/pith/P3WJ34CU3XF7Z4GCG2V4KVLUQW/bundle.json","state":"https://pith.science/pith/P3WJ34CU3XF7Z4GCG2V4KVLUQW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P3WJ34CU3XF7Z4GCG2V4KVLUQW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:P3WJ34CU3XF7Z4GCG2V4KVLUQW","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":"5593e7b5e50d679d66b0ce7e58985c9440cf4e94031e3bfacf11a6a647aae6af","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-02-23T11:51:58Z","title_canon_sha256":"3b31c45b64ca4b0ae78935d44dfd66348e3c76c5b167e343475ccb125128db84"},"schema_version":"1.0","source":{"id":"1502.06397","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1502.06397","created_at":"2026-05-18T02:26:37Z"},{"alias_kind":"arxiv_version","alias_value":"1502.06397v1","created_at":"2026-05-18T02:26:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1502.06397","created_at":"2026-05-18T02:26:37Z"},{"alias_kind":"pith_short_12","alias_value":"P3WJ34CU3XF7","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_16","alias_value":"P3WJ34CU3XF7Z4GC","created_at":"2026-05-18T12:29:34Z"},{"alias_kind":"pith_short_8","alias_value":"P3WJ34CU","created_at":"2026-05-18T12:29:34Z"}],"graph_snapshots":[{"event_id":"sha256:b3f4e22cfd6030f9f40c4038654a0dffbe005bd68354299700731885ccb5f147","target":"graph","created_at":"2026-05-18T02:26:37Z","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":"ALMA provides the necessary spatial, temporal and spectral resolution to explore central questions in contemporary solar physics with potentially far-reaching implications for stellar atmospheres and plasma physics. It can uniquely constraint the thermal and magnetic field structure in the solar chromosphere with measurements that are highly complementary to simultaneous observations with other ground-based and space-borne instruments. Here, we highlight selected science cases.","authors_text":"Antonio Hales, Hugh Hudson, Masumi Shimojo, Miroslav Barta, Pavel Yagoubov, Roman Brajsa, Sven Wedemeyer, Tim Bastian","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-02-23T11:51:58Z","title":"Solar ALMA Observations - A new view of our host star"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1502.06397","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:bf8cb5e823308916f659076e34a870bae88e4e115816d59ea1bce136ec5d18bc","target":"record","created_at":"2026-05-18T02:26:37Z","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":"5593e7b5e50d679d66b0ce7e58985c9440cf4e94031e3bfacf11a6a647aae6af","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-02-23T11:51:58Z","title_canon_sha256":"3b31c45b64ca4b0ae78935d44dfd66348e3c76c5b167e343475ccb125128db84"},"schema_version":"1.0","source":{"id":"1502.06397","kind":"arxiv","version":1}},"canonical_sha256":"7eec9df054ddcbfcf0c236abc55574858400c15f71d920ffa27905dd5036aacc","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7eec9df054ddcbfcf0c236abc55574858400c15f71d920ffa27905dd5036aacc","first_computed_at":"2026-05-18T02:26:37.383262Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:26:37.383262Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rTbkc4lW/fjeL0kkbaa1u5RCQFQ56jMHOwqoGHWCvDQ0pSqQMW8ZNn2GG8Vcf6uA68YZzdCobfHXSp08tR88BQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:26:37.383863Z","signed_message":"canonical_sha256_bytes"},"source_id":"1502.06397","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bf8cb5e823308916f659076e34a870bae88e4e115816d59ea1bce136ec5d18bc","sha256:b3f4e22cfd6030f9f40c4038654a0dffbe005bd68354299700731885ccb5f147"],"state_sha256":"31f4e728c7b77dbb1f077696015357da615d25158839b275b2589b1a32b7eb22"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eqRqTW2GzGsdWM9SGR0K00gVHSzZ/qKO4bqHAGNne0C9n+V+U9oQeY3uYfxFs2dTY/7ZEOiw8E+rFQ5dcOuIBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T00:23:10.228596Z","bundle_sha256":"fef287597ab0191b3c908895c0ced0d690d0787bbd64f2f30564c88276f8ceed"}}