{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:QNVEEVPYUUJXZVVCG6TGJNWEKI","short_pith_number":"pith:QNVEEVPY","canonical_record":{"source":{"id":"2202.12750","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2022-02-25T15:10:21Z","cross_cats_sorted":[],"title_canon_sha256":"8d3cc17f31e78941442da6bf81266cbe58ca2d5619a7187e3cbb24e6729b4738","abstract_canon_sha256":"d719bf097bb045ea8873398de473be5f97dbe284f4fc33c4fa34249f4f06b00a"},"schema_version":"1.0"},"canonical_sha256":"836a4255f8a5137cd6a237a664b6c4523b3bac18db0ce88ccd2d47f4f0cdd0e2","source":{"kind":"arxiv","id":"2202.12750","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.12750","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"arxiv_version","alias_value":"2202.12750v3","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.12750","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"pith_short_12","alias_value":"QNVEEVPYUUJX","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"pith_short_16","alias_value":"QNVEEVPYUUJXZVVC","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"pith_short_8","alias_value":"QNVEEVPY","created_at":"2026-07-05T04:59:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:QNVEEVPYUUJXZVVCG6TGJNWEKI","target":"record","payload":{"canonical_record":{"source":{"id":"2202.12750","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2022-02-25T15:10:21Z","cross_cats_sorted":[],"title_canon_sha256":"8d3cc17f31e78941442da6bf81266cbe58ca2d5619a7187e3cbb24e6729b4738","abstract_canon_sha256":"d719bf097bb045ea8873398de473be5f97dbe284f4fc33c4fa34249f4f06b00a"},"schema_version":"1.0"},"canonical_sha256":"836a4255f8a5137cd6a237a664b6c4523b3bac18db0ce88ccd2d47f4f0cdd0e2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:59:19.894535Z","signature_b64":"pLrg7YLMQHfRkV3ZRNOC6NVc31eFznfh4mTWDW0mnFu8vOFTjlWvSAlB/Gs+Rc4iRd6hhuXHOFDRcW6oMII2DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"836a4255f8a5137cd6a237a664b6c4523b3bac18db0ce88ccd2d47f4f0cdd0e2","last_reissued_at":"2026-07-05T04:59:19.894022Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:59:19.894022Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2202.12750","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:59:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OahpJeJBDxpZE/qC8rms59IdIb1S45+6Egd+CQDXLK7n6t/bkxjndVXg9YLSBv1WT+4RB2ml7Pd3HVdzaj0oAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T18:24:28.863226Z"},"content_sha256":"d4d7011487fb461a362e94934da2a952b4f46d84a0d1aa665cd42d5a4a8bef89","schema_version":"1.0","event_id":"sha256:d4d7011487fb461a362e94934da2a952b4f46d84a0d1aa665cd42d5a4a8bef89"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:QNVEEVPYUUJXZVVCG6TGJNWEKI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Impact of the Coulomb field on charged-pion spectra in few-GeV heavy-ion collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. Belounnas, A. Belyaev, A. Blanco, A. Ierusalimov, A. Ivashkin, A. Kugler, A. Kurepin, A. Kurilkin, A. Lebedev, A. Malige, A. Mangiarotti, A. Reshetin, A. Rost, A. Rustamov, A. Sadovsky, B. K\\\"ampfer, B. Kardan, B. Ramstein, B. W. Kolb, C. Behnke, C. Blume, C. Deveaux, C. Franco, C. H\\\"ohne, C. M\\\"untz, C. Sturm, C. Wendisch, D.M. Mihaylov, E. Epple, E. Schwab, E. Usenko, F. Guber, F. Kornas, F. Scozzi, F. Seck, G. Korcyl, G. Kornakov, H. Schuldes, H. Str\\\"obele, H. Tsertos, I. Ciepa{\\l}, I. Fr\\\"ohlich, I. Koenig, I. Selyuzhenkov, J. Adamczewski-Musch, J. A. Garzon, J.C. Berger-Chen, J. Dreyer, J. Friese, J. Markert, J. Michel, J. Pietraszko, J. Siebenson, J. Smyrski, J. Stroth, J. Wirth, K. Lapidus, K. Nowakowski, K. Piasecki, K. Pysz, K. Sumara, L. Chlad, L. Fabbietti, L. Lopes, L. Maier, L. Naumann, L. Silva, M. B\\\"ohmer, M. Golubeva, M. Gumberidze, M.G. Wiebusch, M. Kohls, M. Lorenz, M. Nabroth, M. Parschau, M. Szala, M. Traxler, N. Rathod, N. Schild, O. Arnold, O. Fateev, O. Pechenova, O. Petukhov, O. Svoboda, P. Bordalo, P. Filip, P. Fonte, P. Kurilkin, P. Rodriguez-Ramos, P. Rosier, P. Salabura, P. Sellheim, P. Tlusty, P. Zumbruch, R. Gernh\\\"auser, R. Greifenhagen, R. Holzmann, R. Kotte, R. Lalik, R. M\\\"unzer, S. Chernenko, S. Harabasz, S. Hlavac, S. Linev, S. Maurus, S. Morozov, S. Ramos, S. Spataro, S. Spies, T. Galatyuk, T. Heinz, T. Hennino, T. Karavicheva, T. Kunz, T. Mahmoud, T. Matulewicz, T. Scheib, U. Singh, V. Ladygin, V. Metag, V. Pechenov, V. Wagner, W. Koenig, W. Przygoda, Y. Parpottas, Yu.G. Sobolev, Y. Zanevsky","submitted_at":"2022-02-25T15:10:21Z","abstract_excerpt":"In nuclear collisions the incident protons generate a Coulomb field which acts on produced charged particles. The impact of these interactions on charged pion transverse-mass and rapidity spectra, as well as on pion-pion momentum correlations is investigated in Au+Au collisions at $\\sqrt{s_{NN}}$ = 2.4 GeV. We show that the low-mt part of the data ($m_t < 0.2$ GeV/c$^2$) can be well described with a Coulomb-modified Boltzmann distribution that also takes changes of the Coulomb field during the expansion of the fireball into account. The observed centrality dependence of the fitted mean Coulomb"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.12750","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2202.12750/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T04:59:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KJLX8PIFCf1LbNGhUlCEQaRUaAdu2rBJM+2gd9IbT2tI9IutePMfeEl3kjF8LTj3L00B1XGl/p1em24v2wZ/CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T18:24:28.864249Z"},"content_sha256":"dbb7c95254774dd79a2d279ab6d89463b632802b7cdf7a71a3f7f9c6a1cb1af5","schema_version":"1.0","event_id":"sha256:dbb7c95254774dd79a2d279ab6d89463b632802b7cdf7a71a3f7f9c6a1cb1af5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QNVEEVPYUUJXZVVCG6TGJNWEKI/bundle.json","state_url":"https://pith.science/pith/QNVEEVPYUUJXZVVCG6TGJNWEKI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QNVEEVPYUUJXZVVCG6TGJNWEKI/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":"2026-08-10T18:24:28Z","links":{"resolver":"https://pith.science/pith/QNVEEVPYUUJXZVVCG6TGJNWEKI","bundle":"https://pith.science/pith/QNVEEVPYUUJXZVVCG6TGJNWEKI/bundle.json","state":"https://pith.science/pith/QNVEEVPYUUJXZVVCG6TGJNWEKI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QNVEEVPYUUJXZVVCG6TGJNWEKI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:QNVEEVPYUUJXZVVCG6TGJNWEKI","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":"d719bf097bb045ea8873398de473be5f97dbe284f4fc33c4fa34249f4f06b00a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2022-02-25T15:10:21Z","title_canon_sha256":"8d3cc17f31e78941442da6bf81266cbe58ca2d5619a7187e3cbb24e6729b4738"},"schema_version":"1.0","source":{"id":"2202.12750","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2202.12750","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"arxiv_version","alias_value":"2202.12750v3","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2202.12750","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"pith_short_12","alias_value":"QNVEEVPYUUJX","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"pith_short_16","alias_value":"QNVEEVPYUUJXZVVC","created_at":"2026-07-05T04:59:19Z"},{"alias_kind":"pith_short_8","alias_value":"QNVEEVPY","created_at":"2026-07-05T04:59:19Z"}],"graph_snapshots":[{"event_id":"sha256:dbb7c95254774dd79a2d279ab6d89463b632802b7cdf7a71a3f7f9c6a1cb1af5","target":"graph","created_at":"2026-07-05T04:59:19Z","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/2202.12750/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In nuclear collisions the incident protons generate a Coulomb field which acts on produced charged particles. The impact of these interactions on charged pion transverse-mass and rapidity spectra, as well as on pion-pion momentum correlations is investigated in Au+Au collisions at $\\sqrt{s_{NN}}$ = 2.4 GeV. We show that the low-mt part of the data ($m_t < 0.2$ GeV/c$^2$) can be well described with a Coulomb-modified Boltzmann distribution that also takes changes of the Coulomb field during the expansion of the fireball into account. The observed centrality dependence of the fitted mean Coulomb","authors_text":"A. Belounnas, A. Belyaev, A. Blanco, A. Ierusalimov, A. Ivashkin, A. Kugler, A. Kurepin, A. Kurilkin, A. Lebedev, A. Malige, A. Mangiarotti, A. Reshetin, A. Rost, A. Rustamov, A. Sadovsky, B. K\\\"ampfer, B. Kardan, B. Ramstein, B. W. Kolb, C. Behnke, C. Blume, C. Deveaux, C. Franco, C. H\\\"ohne, C. M\\\"untz, C. Sturm, C. Wendisch, D.M. Mihaylov, E. Epple, E. Schwab, E. Usenko, F. Guber, F. Kornas, F. Scozzi, F. Seck, G. Korcyl, G. Kornakov, H. Schuldes, H. Str\\\"obele, H. Tsertos, I. Ciepa{\\l}, I. Fr\\\"ohlich, I. Koenig, I. Selyuzhenkov, J. Adamczewski-Musch, J. A. Garzon, J.C. Berger-Chen, J. Dreyer, J. Friese, J. Markert, J. Michel, J. Pietraszko, J. Siebenson, J. Smyrski, J. Stroth, J. Wirth, K. Lapidus, K. Nowakowski, K. Piasecki, K. Pysz, K. Sumara, L. Chlad, L. Fabbietti, L. Lopes, L. Maier, L. Naumann, L. Silva, M. B\\\"ohmer, M. Golubeva, M. Gumberidze, M.G. Wiebusch, M. Kohls, M. Lorenz, M. Nabroth, M. Parschau, M. Szala, M. Traxler, N. Rathod, N. Schild, O. Arnold, O. Fateev, O. Pechenova, O. Petukhov, O. Svoboda, P. Bordalo, P. Filip, P. Fonte, P. Kurilkin, P. Rodriguez-Ramos, P. Rosier, P. Salabura, P. Sellheim, P. Tlusty, P. Zumbruch, R. Gernh\\\"auser, R. Greifenhagen, R. Holzmann, R. Kotte, R. Lalik, R. M\\\"unzer, S. Chernenko, S. Harabasz, S. Hlavac, S. Linev, S. Maurus, S. Morozov, S. Ramos, S. Spataro, S. Spies, T. Galatyuk, T. Heinz, T. Hennino, T. Karavicheva, T. Kunz, T. Mahmoud, T. Matulewicz, T. Scheib, U. Singh, V. Ladygin, V. Metag, V. Pechenov, V. Wagner, W. Koenig, W. Przygoda, Y. Parpottas, Yu.G. Sobolev, Y. Zanevsky","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2022-02-25T15:10:21Z","title":"Impact of the Coulomb field on charged-pion spectra in few-GeV heavy-ion collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2202.12750","kind":"arxiv","version":3},"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:d4d7011487fb461a362e94934da2a952b4f46d84a0d1aa665cd42d5a4a8bef89","target":"record","created_at":"2026-07-05T04:59:19Z","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":"d719bf097bb045ea8873398de473be5f97dbe284f4fc33c4fa34249f4f06b00a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2022-02-25T15:10:21Z","title_canon_sha256":"8d3cc17f31e78941442da6bf81266cbe58ca2d5619a7187e3cbb24e6729b4738"},"schema_version":"1.0","source":{"id":"2202.12750","kind":"arxiv","version":3}},"canonical_sha256":"836a4255f8a5137cd6a237a664b6c4523b3bac18db0ce88ccd2d47f4f0cdd0e2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"836a4255f8a5137cd6a237a664b6c4523b3bac18db0ce88ccd2d47f4f0cdd0e2","first_computed_at":"2026-07-05T04:59:19.894022Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:59:19.894022Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pLrg7YLMQHfRkV3ZRNOC6NVc31eFznfh4mTWDW0mnFu8vOFTjlWvSAlB/Gs+Rc4iRd6hhuXHOFDRcW6oMII2DQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:59:19.894535Z","signed_message":"canonical_sha256_bytes"},"source_id":"2202.12750","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d4d7011487fb461a362e94934da2a952b4f46d84a0d1aa665cd42d5a4a8bef89","sha256:dbb7c95254774dd79a2d279ab6d89463b632802b7cdf7a71a3f7f9c6a1cb1af5"],"state_sha256":"7f316d3bf595f2f682dec0a04264062206f0d7ddc53d1a55d09d83301854703d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XzqjM0760VnqyX7iYjZ5CMb0K/IwyrPOtW2DrRizBjlhusjlh80prBtA4GYmPu0rfUnEdcvle8o0ueImhoViDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T18:24:28.870219Z","bundle_sha256":"608cc99ff2369c261808464d8191810ba671a780b8c44309ea9fdc178c6464f3"}}