{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:2BDLJCCUT6SVIMIBTVAGSFGBY2","short_pith_number":"pith:2BDLJCCU","canonical_record":{"source":{"id":"1802.10372","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-02-28T11:46:28Z","cross_cats_sorted":["hep-lat","hep-ph","nucl-th"],"title_canon_sha256":"053355f06ab10ea5163f21094fdb04f3fd4aac1d2996a0746835fb420935663c","abstract_canon_sha256":"6da53084780079faaffcc85dcfc09af7040ea5f45212d0e274f7dc41936391f0"},"schema_version":"1.0"},"canonical_sha256":"d046b488549fa55431019d406914c1c684546957d158b5ded0073fee4e2f169e","source":{"kind":"arxiv","id":"1802.10372","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.10372","created_at":"2026-05-17T23:47:21Z"},{"alias_kind":"arxiv_version","alias_value":"1802.10372v1","created_at":"2026-05-17T23:47:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.10372","created_at":"2026-05-17T23:47:21Z"},{"alias_kind":"pith_short_12","alias_value":"2BDLJCCUT6SV","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"2BDLJCCUT6SVIMIB","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"2BDLJCCU","created_at":"2026-05-18T12:31:59Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:2BDLJCCUT6SVIMIBTVAGSFGBY2","target":"record","payload":{"canonical_record":{"source":{"id":"1802.10372","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-02-28T11:46:28Z","cross_cats_sorted":["hep-lat","hep-ph","nucl-th"],"title_canon_sha256":"053355f06ab10ea5163f21094fdb04f3fd4aac1d2996a0746835fb420935663c","abstract_canon_sha256":"6da53084780079faaffcc85dcfc09af7040ea5f45212d0e274f7dc41936391f0"},"schema_version":"1.0"},"canonical_sha256":"d046b488549fa55431019d406914c1c684546957d158b5ded0073fee4e2f169e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:21.172277Z","signature_b64":"ZJjcMKuf0/mgCiGZEBY6OElnAEwEdzlFwJKp4R8C+Mp3GV9+uwy8ult0kUbx49mikvrEypfGyaxyUqRwBjzqAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d046b488549fa55431019d406914c1c684546957d158b5ded0073fee4e2f169e","last_reissued_at":"2026-05-17T23:47:21.171745Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:21.171745Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1802.10372","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":"2026-05-17T23:47:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uJ1PMUtpRHW7XlZYmxzcmo8nnyO84YM5pRupGZT7owJw1FdQuZaw4HKWTD3OPELgCMFChWbZaFMFnKeVocmvAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T11:48:16.509078Z"},"content_sha256":"1512d4e628b26126222a7370d9bc47d8ea565f9809b27af492272e8b42c62942","schema_version":"1.0","event_id":"sha256:1512d4e628b26126222a7370d9bc47d8ea565f9809b27af492272e8b42c62942"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:2BDLJCCUT6SVIMIBTVAGSFGBY2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Safe and free instantons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-lat","hep-ph","nucl-th"],"primary_cat":"hep-th","authors_text":"Francesco Sannino, Vedran Skrinjar","submitted_at":"2018-02-28T11:46:28Z","abstract_excerpt":"We investigate the instanton dynamics of asymptotically safe and free quantum field theories featuring respectively controllable ultraviolet and infrared fixed points. We start by briefly reviewing the salient points about the instanton calculus for pure Yang Mills (YM) and QCD. We then move on to determine the role of instantons within the controllable regime of the QCD conformal window. In this region we add a fermion-mass operator and determine the density of instantons per unit volume as function of the fermion mass. Finally, for the first time, we extend the instanton calculus to asymptot"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.10372","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":"2026-05-17T23:47:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K4UZ9Q50d9bz6NINqBpUKDp8M47NfJfOVM0XBSiUylHfms+WKBp1YiWESveKT3HZAnrErtVZO+GjHQsW4uVVAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T11:48:16.509658Z"},"content_sha256":"667a5a45ea7bfef978195252028b43e21c93328e19d1d3cd22805d16b77678dc","schema_version":"1.0","event_id":"sha256:667a5a45ea7bfef978195252028b43e21c93328e19d1d3cd22805d16b77678dc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2BDLJCCUT6SVIMIBTVAGSFGBY2/bundle.json","state_url":"https://pith.science/pith/2BDLJCCUT6SVIMIBTVAGSFGBY2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2BDLJCCUT6SVIMIBTVAGSFGBY2/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":"2026-06-07T11:48:16Z","links":{"resolver":"https://pith.science/pith/2BDLJCCUT6SVIMIBTVAGSFGBY2","bundle":"https://pith.science/pith/2BDLJCCUT6SVIMIBTVAGSFGBY2/bundle.json","state":"https://pith.science/pith/2BDLJCCUT6SVIMIBTVAGSFGBY2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2BDLJCCUT6SVIMIBTVAGSFGBY2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2BDLJCCUT6SVIMIBTVAGSFGBY2","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":"6da53084780079faaffcc85dcfc09af7040ea5f45212d0e274f7dc41936391f0","cross_cats_sorted":["hep-lat","hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-02-28T11:46:28Z","title_canon_sha256":"053355f06ab10ea5163f21094fdb04f3fd4aac1d2996a0746835fb420935663c"},"schema_version":"1.0","source":{"id":"1802.10372","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.10372","created_at":"2026-05-17T23:47:21Z"},{"alias_kind":"arxiv_version","alias_value":"1802.10372v1","created_at":"2026-05-17T23:47:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.10372","created_at":"2026-05-17T23:47:21Z"},{"alias_kind":"pith_short_12","alias_value":"2BDLJCCUT6SV","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"2BDLJCCUT6SVIMIB","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"2BDLJCCU","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:667a5a45ea7bfef978195252028b43e21c93328e19d1d3cd22805d16b77678dc","target":"graph","created_at":"2026-05-17T23:47:21Z","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":"We investigate the instanton dynamics of asymptotically safe and free quantum field theories featuring respectively controllable ultraviolet and infrared fixed points. We start by briefly reviewing the salient points about the instanton calculus for pure Yang Mills (YM) and QCD. We then move on to determine the role of instantons within the controllable regime of the QCD conformal window. In this region we add a fermion-mass operator and determine the density of instantons per unit volume as function of the fermion mass. Finally, for the first time, we extend the instanton calculus to asymptot","authors_text":"Francesco Sannino, Vedran Skrinjar","cross_cats":["hep-lat","hep-ph","nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-02-28T11:46:28Z","title":"Safe and free instantons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.10372","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":"sha256:1512d4e628b26126222a7370d9bc47d8ea565f9809b27af492272e8b42c62942","target":"record","created_at":"2026-05-17T23:47:21Z","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":"6da53084780079faaffcc85dcfc09af7040ea5f45212d0e274f7dc41936391f0","cross_cats_sorted":["hep-lat","hep-ph","nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-th","submitted_at":"2018-02-28T11:46:28Z","title_canon_sha256":"053355f06ab10ea5163f21094fdb04f3fd4aac1d2996a0746835fb420935663c"},"schema_version":"1.0","source":{"id":"1802.10372","kind":"arxiv","version":1}},"canonical_sha256":"d046b488549fa55431019d406914c1c684546957d158b5ded0073fee4e2f169e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d046b488549fa55431019d406914c1c684546957d158b5ded0073fee4e2f169e","first_computed_at":"2026-05-17T23:47:21.171745Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:47:21.171745Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZJjcMKuf0/mgCiGZEBY6OElnAEwEdzlFwJKp4R8C+Mp3GV9+uwy8ult0kUbx49mikvrEypfGyaxyUqRwBjzqAw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:47:21.172277Z","signed_message":"canonical_sha256_bytes"},"source_id":"1802.10372","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1512d4e628b26126222a7370d9bc47d8ea565f9809b27af492272e8b42c62942","sha256:667a5a45ea7bfef978195252028b43e21c93328e19d1d3cd22805d16b77678dc"],"state_sha256":"48be12fb5a8ef3710f77eeb88dea1df576ae96deffede04ccb7c092b770a598a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ejq3w3iGt1ZdaBFpGeSrRXURg5eGn5E9P0WdcZgVCBvP1D+76zWqjegJmTyfxKFwjEmuL4FSIJKpN7Ml2edNDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T11:48:16.512556Z","bundle_sha256":"47d46781b4a3f148f1be9f2e6dbea2e00f89bfd0b3767439f9967aa6d362a192"}}