{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:Z4ZWX2CTEEXGCFKC2PDHAPBKRO","short_pith_number":"pith:Z4ZWX2CT","canonical_record":{"source":{"id":"1809.00763","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-09-04T01:15:21Z","cross_cats_sorted":[],"title_canon_sha256":"5f7adc6f9a6faf921068e314a5acb0a7a46ad2fac3c8721eeb3764d48c30fc09","abstract_canon_sha256":"a35de63bee03dd33e5f246104183508f0f6e4845b2e12c663c1c7e6791f18cf7"},"schema_version":"1.0"},"canonical_sha256":"cf336be853212e611542d3c6703c2a8bb6adc09ede93d5b65a5eb224e7996239","source":{"kind":"arxiv","id":"1809.00763","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.00763","created_at":"2026-05-18T00:03:01Z"},{"alias_kind":"arxiv_version","alias_value":"1809.00763v2","created_at":"2026-05-18T00:03:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.00763","created_at":"2026-05-18T00:03:01Z"},{"alias_kind":"pith_short_12","alias_value":"Z4ZWX2CTEEXG","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"Z4ZWX2CTEEXGCFKC","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"Z4ZWX2CT","created_at":"2026-05-18T12:33:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:Z4ZWX2CTEEXGCFKC2PDHAPBKRO","target":"record","payload":{"canonical_record":{"source":{"id":"1809.00763","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-09-04T01:15:21Z","cross_cats_sorted":[],"title_canon_sha256":"5f7adc6f9a6faf921068e314a5acb0a7a46ad2fac3c8721eeb3764d48c30fc09","abstract_canon_sha256":"a35de63bee03dd33e5f246104183508f0f6e4845b2e12c663c1c7e6791f18cf7"},"schema_version":"1.0"},"canonical_sha256":"cf336be853212e611542d3c6703c2a8bb6adc09ede93d5b65a5eb224e7996239","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:01.725951Z","signature_b64":"9ArzAOeHWsj2jn2yGmG8xTTBqbgNAWvGro2L6kYV4uiZ8lMNS1kEkYKjub7OZEJRDO1n7iJiBTPuCQZyGFo2Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cf336be853212e611542d3c6703c2a8bb6adc09ede93d5b65a5eb224e7996239","last_reissued_at":"2026-05-18T00:03:01.725330Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:01.725330Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.00763","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:03:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IVDl2ltNgg07ZXK5YTMvZg5Xa5sFh5usjkO+nG9J/ylzVuFS92OmNMeTvcX5O6ineIORMLZV6ZfBtNb4dxueCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T22:25:54.903368Z"},"content_sha256":"c806e2ebd379b1085f5cb97b166e4123bf7bf71177304c803aebbfd1dda878a8","schema_version":"1.0","event_id":"sha256:c806e2ebd379b1085f5cb97b166e4123bf7bf71177304c803aebbfd1dda878a8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:Z4ZWX2CTEEXGCFKC2PDHAPBKRO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The High Cadence Transient Survey (HITS): Compilation and characterization of light-curve catalogs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Francisco F\\\"orster, Giuliano Pignata, Guillermo Cabrera-Vives, Gustavo Medina, Jaime San Mart\\'in, Jorge Mart\\'inez-Palomera, Juan Carlos Maureira, Lluis Galbany, Mario Hamuy, Pablo Huijse, Paulina Lira, Pavlos Protopapas, Ricardo R. Mu\\~noz, Santiago Gonz\\'alez-Gait\\'an, Thomas de Jaeger","submitted_at":"2018-09-04T01:15:21Z","abstract_excerpt":"The High Cadence Transient Survey (HiTS) aims to discover and study transient objects with characteristic timescales between hours and days, such as pulsating, eclipsing and exploding stars. This survey represents a unique laboratory to explore large etendue observations from cadences of about 0.1 days and to test new computational tools for the analysis of large data. This work follows a fully \\textit{Data Science} approach: from the raw data to the analysis and classification of variable sources. We compile a catalog of ${\\sim}15$ million object detections and a catalog of ${\\sim}2.5$ millio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.00763","kind":"arxiv","version":2},"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":"2026-05-18T00:03:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6u4vFa7bi8fHkStPVZ7v/MRko/IZFPD81BEkGmK5PWY+Z8gjsKVuYo/luSgGmJQpLsbKPZC8tl2P8jn6BmxEDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T22:25:54.903805Z"},"content_sha256":"992f26ac7e0c9073cfc30eed3eeebe88f7a670264abb9402c196aa9bf6e0a662","schema_version":"1.0","event_id":"sha256:992f26ac7e0c9073cfc30eed3eeebe88f7a670264abb9402c196aa9bf6e0a662"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z4ZWX2CTEEXGCFKC2PDHAPBKRO/bundle.json","state_url":"https://pith.science/pith/Z4ZWX2CTEEXGCFKC2PDHAPBKRO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z4ZWX2CTEEXGCFKC2PDHAPBKRO/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":"2026-05-20T22:25:54Z","links":{"resolver":"https://pith.science/pith/Z4ZWX2CTEEXGCFKC2PDHAPBKRO","bundle":"https://pith.science/pith/Z4ZWX2CTEEXGCFKC2PDHAPBKRO/bundle.json","state":"https://pith.science/pith/Z4ZWX2CTEEXGCFKC2PDHAPBKRO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z4ZWX2CTEEXGCFKC2PDHAPBKRO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:Z4ZWX2CTEEXGCFKC2PDHAPBKRO","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":"a35de63bee03dd33e5f246104183508f0f6e4845b2e12c663c1c7e6791f18cf7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-09-04T01:15:21Z","title_canon_sha256":"5f7adc6f9a6faf921068e314a5acb0a7a46ad2fac3c8721eeb3764d48c30fc09"},"schema_version":"1.0","source":{"id":"1809.00763","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.00763","created_at":"2026-05-18T00:03:01Z"},{"alias_kind":"arxiv_version","alias_value":"1809.00763v2","created_at":"2026-05-18T00:03:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.00763","created_at":"2026-05-18T00:03:01Z"},{"alias_kind":"pith_short_12","alias_value":"Z4ZWX2CTEEXG","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"Z4ZWX2CTEEXGCFKC","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"Z4ZWX2CT","created_at":"2026-05-18T12:33:04Z"}],"graph_snapshots":[{"event_id":"sha256:992f26ac7e0c9073cfc30eed3eeebe88f7a670264abb9402c196aa9bf6e0a662","target":"graph","created_at":"2026-05-18T00:03:01Z","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":"The High Cadence Transient Survey (HiTS) aims to discover and study transient objects with characteristic timescales between hours and days, such as pulsating, eclipsing and exploding stars. This survey represents a unique laboratory to explore large etendue observations from cadences of about 0.1 days and to test new computational tools for the analysis of large data. This work follows a fully \\textit{Data Science} approach: from the raw data to the analysis and classification of variable sources. We compile a catalog of ${\\sim}15$ million object detections and a catalog of ${\\sim}2.5$ millio","authors_text":"Francisco F\\\"orster, Giuliano Pignata, Guillermo Cabrera-Vives, Gustavo Medina, Jaime San Mart\\'in, Jorge Mart\\'inez-Palomera, Juan Carlos Maureira, Lluis Galbany, Mario Hamuy, Pablo Huijse, Paulina Lira, Pavlos Protopapas, Ricardo R. Mu\\~noz, Santiago Gonz\\'alez-Gait\\'an, Thomas de Jaeger","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-09-04T01:15:21Z","title":"The High Cadence Transient Survey (HITS): Compilation and characterization of light-curve catalogs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.00763","kind":"arxiv","version":2},"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:c806e2ebd379b1085f5cb97b166e4123bf7bf71177304c803aebbfd1dda878a8","target":"record","created_at":"2026-05-18T00:03:01Z","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":"a35de63bee03dd33e5f246104183508f0f6e4845b2e12c663c1c7e6791f18cf7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-09-04T01:15:21Z","title_canon_sha256":"5f7adc6f9a6faf921068e314a5acb0a7a46ad2fac3c8721eeb3764d48c30fc09"},"schema_version":"1.0","source":{"id":"1809.00763","kind":"arxiv","version":2}},"canonical_sha256":"cf336be853212e611542d3c6703c2a8bb6adc09ede93d5b65a5eb224e7996239","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cf336be853212e611542d3c6703c2a8bb6adc09ede93d5b65a5eb224e7996239","first_computed_at":"2026-05-18T00:03:01.725330Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:03:01.725330Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9ArzAOeHWsj2jn2yGmG8xTTBqbgNAWvGro2L6kYV4uiZ8lMNS1kEkYKjub7OZEJRDO1n7iJiBTPuCQZyGFo2Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T00:03:01.725951Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.00763","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c806e2ebd379b1085f5cb97b166e4123bf7bf71177304c803aebbfd1dda878a8","sha256:992f26ac7e0c9073cfc30eed3eeebe88f7a670264abb9402c196aa9bf6e0a662"],"state_sha256":"26c79152d8de97aebab81a784c39e63274693ce50f4e826a36dd0fa8f6e23abb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TXaLHonSmtiscx2uMg/oUzPKMK7KF2luUXHVs80SXk6zuTxz59WIrJOydSSjcvNVMV9qXXFMiW7rqZLEfj0CDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T22:25:54.906473Z","bundle_sha256":"4e891ec80cb1b98e1d24c452ff1c0253e1ddf44de8660a3cc4ff09f801e4a305"}}