{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:3F5JIU27HM7NXNBCDCFC6NGFYY","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":"1c2c1071e902272bc016b8a0aff8c59d6ccea10c91cf926e6baf389c9bcf7843","cross_cats_sorted":["physics.soc-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2025-01-24T23:24:30Z","title_canon_sha256":"1d337d2ef981d078778f859d7d7e8e5500921dbca27452c3d63d9e2c44de8eeb"},"schema_version":"1.0","source":{"id":"2501.14979","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2501.14979","created_at":"2026-06-02T02:04:05Z"},{"alias_kind":"arxiv_version","alias_value":"2501.14979v2","created_at":"2026-06-02T02:04:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2501.14979","created_at":"2026-06-02T02:04:05Z"},{"alias_kind":"pith_short_12","alias_value":"3F5JIU27HM7N","created_at":"2026-06-02T02:04:05Z"},{"alias_kind":"pith_short_16","alias_value":"3F5JIU27HM7NXNBC","created_at":"2026-06-02T02:04:05Z"},{"alias_kind":"pith_short_8","alias_value":"3F5JIU27","created_at":"2026-06-02T02:04:05Z"}],"graph_snapshots":[{"event_id":"sha256:b7eb1973374d790bdb3de5231994b89f72fdc02bfa65868c50b312bbddd2ade7","target":"graph","created_at":"2026-06-02T02:04:05Z","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/2501.14979/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The proposed construction of new particle accelerator-based facilities in the coming decades -- and upgrades to existing facilities -- provides the unique opportunity to embed innovative environmental impact reduction techniques into their design. This living document provides high-level guidelines to improve environmental sustainability in the planning, construction, operational and decommissioning stages of large accelerator facilities. A collection of various resources is provided, with examples of some existing and suggested practices.","authors_text":"Ben Shepherd, Dwayne Spiteri, Hannah Wakeling, Jim Clarke, Jo Colwell, John Thomason, Niko Neufeld, Philip Burrows","cross_cats":["physics.soc-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2025-01-24T23:24:30Z","title":"High-level environmental sustainability guidelines for large accelerator facilities"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2501.14979","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:ea932c9d8a1a990ff5573afd7294bea6d67240aef433fd9f0fe94a6ef92f5855","target":"record","created_at":"2026-06-02T02:04:05Z","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":"1c2c1071e902272bc016b8a0aff8c59d6ccea10c91cf926e6baf389c9bcf7843","cross_cats_sorted":["physics.soc-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.acc-ph","submitted_at":"2025-01-24T23:24:30Z","title_canon_sha256":"1d337d2ef981d078778f859d7d7e8e5500921dbca27452c3d63d9e2c44de8eeb"},"schema_version":"1.0","source":{"id":"2501.14979","kind":"arxiv","version":2}},"canonical_sha256":"d97a94535f3b3edbb422188a2f34c5c6191861d6824342d1d809deb5f30bd28a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d97a94535f3b3edbb422188a2f34c5c6191861d6824342d1d809deb5f30bd28a","first_computed_at":"2026-06-02T02:04:05.055464Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-02T02:04:05.055464Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"et1KmhKZ0Q8EstwHJh6cANUdW5+2T0VFKrPFlfj4iFBylQa1lJGw7SVGS9BlgwT179d3BdZJmBIWHto+pR5ECA==","signature_status":"signed_v1","signed_at":"2026-06-02T02:04:05.055979Z","signed_message":"canonical_sha256_bytes"},"source_id":"2501.14979","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea932c9d8a1a990ff5573afd7294bea6d67240aef433fd9f0fe94a6ef92f5855","sha256:b7eb1973374d790bdb3de5231994b89f72fdc02bfa65868c50b312bbddd2ade7"],"state_sha256":"d5b3967ebd3ba77e2ad9746a898b4025e47568bec078fc3c93f72a26c483c037"}