{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:BHHWUNCH4AVKQTFR2QXWEJ4DGP","short_pith_number":"pith:BHHWUNCH","canonical_record":{"source":{"id":"1508.07749","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.data-an","submitted_at":"2015-08-31T10:12:27Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"f7fc6bd7405bbe43da3df9ae3cc4d3914ad0de1f1f6ebb9216da89d63f795cd4","abstract_canon_sha256":"a3a97da71193470ef1080a435bc416ae3053a43110acc661dc9bf277b10c15e1"},"schema_version":"1.0"},"canonical_sha256":"09cf6a3447e02aa84cb1d42f62278333f62d2cbbbb218a68633f9d00d422fa06","source":{"kind":"arxiv","id":"1508.07749","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.07749","created_at":"2026-05-18T01:34:31Z"},{"alias_kind":"arxiv_version","alias_value":"1508.07749v1","created_at":"2026-05-18T01:34:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.07749","created_at":"2026-05-18T01:34:31Z"},{"alias_kind":"pith_short_12","alias_value":"BHHWUNCH4AVK","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_16","alias_value":"BHHWUNCH4AVKQTFR","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_8","alias_value":"BHHWUNCH","created_at":"2026-05-18T12:29:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:BHHWUNCH4AVKQTFR2QXWEJ4DGP","target":"record","payload":{"canonical_record":{"source":{"id":"1508.07749","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.data-an","submitted_at":"2015-08-31T10:12:27Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"f7fc6bd7405bbe43da3df9ae3cc4d3914ad0de1f1f6ebb9216da89d63f795cd4","abstract_canon_sha256":"a3a97da71193470ef1080a435bc416ae3053a43110acc661dc9bf277b10c15e1"},"schema_version":"1.0"},"canonical_sha256":"09cf6a3447e02aa84cb1d42f62278333f62d2cbbbb218a68633f9d00d422fa06","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:34:31.491824Z","signature_b64":"xBFK2BsOGv1CXWI45TZDiXwk/HkMtfrkt+QSzG140MKHKExpjrnxQw09CopVSYbsDX7aY4N4t4dUvpILMJ62Cg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"09cf6a3447e02aa84cb1d42f62278333f62d2cbbbb218a68633f9d00d422fa06","last_reissued_at":"2026-05-18T01:34:31.491412Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:34:31.491412Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.07749","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":"2026-05-18T01:34:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Wy/xTdnIjLp3Rff9sIXixmwlrGi/uBmLOU5kinFGyk2/J5lB/V3sRSI6pAjmpAT8HPwGu4h2W38OtXW6ed52CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T06:04:39.738040Z"},"content_sha256":"a8af0c3918ba806190ca32d416134df4df965d7b6c7ac882ecbf25376a4747a2","schema_version":"1.0","event_id":"sha256:a8af0c3918ba806190ca32d416134df4df965d7b6c7ac882ecbf25376a4747a2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:BHHWUNCH4AVKQTFR2QXWEJ4DGP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"ROOT - A C++ Framework for Petabyte Data Storage, Statistical Analysis and Visualization","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["cs.DC"],"primary_cat":"physics.data-an","authors_text":"Andrei Gheata, Anna Kreshuk, Axel Naumann, Bertrand Bellenot, David Gonzalez Maline, Diego Casadei, Diego Marcos Segura, Eddy Offermann, Fons Rademakers, Gerardo Ganis, Ilka Antcheva, Jan Iwaszkiewicz, Leandro Franco, Lorenzo Moneta, Maarten Ballintijn, Marek Biskup, Masaharu Goto, Matevz Tadel, Nenad Buncic, Olivier Couet, Paul Russo, Philippe Canal, Rene Brun, Richard Maunder, Suzanne Panacek, Valeriy Onuchin, Valery Fine","submitted_at":"2015-08-31T10:12:27Z","abstract_excerpt":"ROOT is an object-oriented C++ framework conceived in the high-energy physics (HEP) community, designed for storing and analyzing petabytes of data in an efficient way. Any instance of a C++ class can be stored into a ROOT file in a machine-independent compressed binary format. In ROOT the TTree object container is optimized for statistical data analysis over very large data sets by using vertical data storage techniques. These containers can span a large number of files on local disks, the web, or a number of different shared file systems. In order to analyze this data, the user can chose out"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.07749","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":"2026-05-18T01:34:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pVEyxvnXKfxOmILF6IVGU8SV/evPrgE6GUqaDasV6xvooS+R2zmxG0dflCgdIOLrIGKSQwdU6CU0IrffPM8VBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T06:04:39.738716Z"},"content_sha256":"ecdf1a0f3e37e58a116a95913366d375b77d276d16fc6361f40c02126ee1867e","schema_version":"1.0","event_id":"sha256:ecdf1a0f3e37e58a116a95913366d375b77d276d16fc6361f40c02126ee1867e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BHHWUNCH4AVKQTFR2QXWEJ4DGP/bundle.json","state_url":"https://pith.science/pith/BHHWUNCH4AVKQTFR2QXWEJ4DGP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BHHWUNCH4AVKQTFR2QXWEJ4DGP/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":"2026-05-24T06:04:39Z","links":{"resolver":"https://pith.science/pith/BHHWUNCH4AVKQTFR2QXWEJ4DGP","bundle":"https://pith.science/pith/BHHWUNCH4AVKQTFR2QXWEJ4DGP/bundle.json","state":"https://pith.science/pith/BHHWUNCH4AVKQTFR2QXWEJ4DGP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BHHWUNCH4AVKQTFR2QXWEJ4DGP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:BHHWUNCH4AVKQTFR2QXWEJ4DGP","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":"a3a97da71193470ef1080a435bc416ae3053a43110acc661dc9bf277b10c15e1","cross_cats_sorted":["cs.DC"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.data-an","submitted_at":"2015-08-31T10:12:27Z","title_canon_sha256":"f7fc6bd7405bbe43da3df9ae3cc4d3914ad0de1f1f6ebb9216da89d63f795cd4"},"schema_version":"1.0","source":{"id":"1508.07749","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.07749","created_at":"2026-05-18T01:34:31Z"},{"alias_kind":"arxiv_version","alias_value":"1508.07749v1","created_at":"2026-05-18T01:34:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.07749","created_at":"2026-05-18T01:34:31Z"},{"alias_kind":"pith_short_12","alias_value":"BHHWUNCH4AVK","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_16","alias_value":"BHHWUNCH4AVKQTFR","created_at":"2026-05-18T12:29:14Z"},{"alias_kind":"pith_short_8","alias_value":"BHHWUNCH","created_at":"2026-05-18T12:29:14Z"}],"graph_snapshots":[{"event_id":"sha256:ecdf1a0f3e37e58a116a95913366d375b77d276d16fc6361f40c02126ee1867e","target":"graph","created_at":"2026-05-18T01:34:31Z","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":"ROOT is an object-oriented C++ framework conceived in the high-energy physics (HEP) community, designed for storing and analyzing petabytes of data in an efficient way. Any instance of a C++ class can be stored into a ROOT file in a machine-independent compressed binary format. In ROOT the TTree object container is optimized for statistical data analysis over very large data sets by using vertical data storage techniques. These containers can span a large number of files on local disks, the web, or a number of different shared file systems. In order to analyze this data, the user can chose out","authors_text":"Andrei Gheata, Anna Kreshuk, Axel Naumann, Bertrand Bellenot, David Gonzalez Maline, Diego Casadei, Diego Marcos Segura, Eddy Offermann, Fons Rademakers, Gerardo Ganis, Ilka Antcheva, Jan Iwaszkiewicz, Leandro Franco, Lorenzo Moneta, Maarten Ballintijn, Marek Biskup, Masaharu Goto, Matevz Tadel, Nenad Buncic, Olivier Couet, Paul Russo, Philippe Canal, Rene Brun, Richard Maunder, Suzanne Panacek, Valeriy Onuchin, Valery Fine","cross_cats":["cs.DC"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.data-an","submitted_at":"2015-08-31T10:12:27Z","title":"ROOT - A C++ Framework for Petabyte Data Storage, Statistical Analysis and Visualization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.07749","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:a8af0c3918ba806190ca32d416134df4df965d7b6c7ac882ecbf25376a4747a2","target":"record","created_at":"2026-05-18T01:34:31Z","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":"a3a97da71193470ef1080a435bc416ae3053a43110acc661dc9bf277b10c15e1","cross_cats_sorted":["cs.DC"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.data-an","submitted_at":"2015-08-31T10:12:27Z","title_canon_sha256":"f7fc6bd7405bbe43da3df9ae3cc4d3914ad0de1f1f6ebb9216da89d63f795cd4"},"schema_version":"1.0","source":{"id":"1508.07749","kind":"arxiv","version":1}},"canonical_sha256":"09cf6a3447e02aa84cb1d42f62278333f62d2cbbbb218a68633f9d00d422fa06","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"09cf6a3447e02aa84cb1d42f62278333f62d2cbbbb218a68633f9d00d422fa06","first_computed_at":"2026-05-18T01:34:31.491412Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:34:31.491412Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xBFK2BsOGv1CXWI45TZDiXwk/HkMtfrkt+QSzG140MKHKExpjrnxQw09CopVSYbsDX7aY4N4t4dUvpILMJ62Cg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:34:31.491824Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.07749","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a8af0c3918ba806190ca32d416134df4df965d7b6c7ac882ecbf25376a4747a2","sha256:ecdf1a0f3e37e58a116a95913366d375b77d276d16fc6361f40c02126ee1867e"],"state_sha256":"f68e16918b547e717389a03a50789b6dba35f7ef616ef5dd4495f2a594441b2f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cZHkvS4TklFNUv6dP2QS7t+4AERwcL6vgyIrNu/TvTtC/WXvWmxkpNmkPy1/jU73E0GqfaBjv4ucvlJEpgz9Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T06:04:39.742097Z","bundle_sha256":"b99f18e4b42b5604239ff24e4cb0cd1197334040576675e8731fb74d2e95e0cd"}}