{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:PF364CUT7NWCSCSHUJTGPYJEQK","short_pith_number":"pith:PF364CUT","canonical_record":{"source":{"id":"1305.0631","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-05-03T07:42:38Z","cross_cats_sorted":[],"title_canon_sha256":"a98e27d5e9eb28891e7e1186be498df7abf9cbcbb7ae34f91f52e79dfccfe9b4","abstract_canon_sha256":"a42e363deffa4f97e8320247c9e864eb817fbff884957d38a975f2106897cfcb"},"schema_version":"1.0"},"canonical_sha256":"7977ee0a93fb6c290a47a26667e12482a431c4d842804fb03f2b9cd20e01b73a","source":{"kind":"arxiv","id":"1305.0631","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.0631","created_at":"2026-05-18T01:50:12Z"},{"alias_kind":"arxiv_version","alias_value":"1305.0631v1","created_at":"2026-05-18T01:50:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.0631","created_at":"2026-05-18T01:50:12Z"},{"alias_kind":"pith_short_12","alias_value":"PF364CUT7NWC","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"PF364CUT7NWCSCSH","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"PF364CUT","created_at":"2026-05-18T12:27:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:PF364CUT7NWCSCSHUJTGPYJEQK","target":"record","payload":{"canonical_record":{"source":{"id":"1305.0631","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-05-03T07:42:38Z","cross_cats_sorted":[],"title_canon_sha256":"a98e27d5e9eb28891e7e1186be498df7abf9cbcbb7ae34f91f52e79dfccfe9b4","abstract_canon_sha256":"a42e363deffa4f97e8320247c9e864eb817fbff884957d38a975f2106897cfcb"},"schema_version":"1.0"},"canonical_sha256":"7977ee0a93fb6c290a47a26667e12482a431c4d842804fb03f2b9cd20e01b73a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:12.896678Z","signature_b64":"sZ606q6omx8tQaCW2MqxnntvJiVxqAoVFwwcCGgh1hYdOXagNg7qKJSdnY2/EBQI0Et1Ob5KEHPxVx9Ni17ICA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7977ee0a93fb6c290a47a26667e12482a431c4d842804fb03f2b9cd20e01b73a","last_reissued_at":"2026-05-18T01:50:12.896108Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:12.896108Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1305.0631","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":"2026-05-18T01:50:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L14LBNWeUMx0P4E6d8ps7f4jXr2FC9YGg38zhlDOCTzeP7nEId+lxajoiI9hnoZjBs81rroOuIRSUAacOFRYAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T09:51:57.000903Z"},"content_sha256":"f7d59f389764ab35a935eea2137027a7ebf185d8a4c41d92502d047b682870b8","schema_version":"1.0","event_id":"sha256:f7d59f389764ab35a935eea2137027a7ebf185d8a4c41d92502d047b682870b8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:PF364CUT7NWCSCSHUJTGPYJEQK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Simulation of stripping injection into HITFiL with carbon ion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"Mingtao Song, Xiaohu Zhang, Xiucui Xie","submitted_at":"2013-05-03T07:42:38Z","abstract_excerpt":"Stripping injection is one of the crucial stages in the accumulation process of the hadron therapy synchrotron HITFiL (Heavy Ion Therapy Facility in Lanzhou). In order to simulate the stripping injection process of carbon ions for HITFiL, the interactions between carbon ions and foil has been studied, and simulated with a code developed by ourselves .The optimized parameters of the injecting beam and the scheme of the injection system have been presented for HITFiL."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.0631","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":"2026-05-18T01:50:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vC9TCaiEWy/cjYmmWd6q4Z/mqkOfL5wPqLgcBeTOJCv6X+yECm1aTCBAbI/fLRCpEjLjjJCzZ9xi7PzG0aSQDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-22T09:51:57.001252Z"},"content_sha256":"144c3a117f82eccab89178dc8b80efab4bb8dde994b97cc9e4a13db72d996b13","schema_version":"1.0","event_id":"sha256:144c3a117f82eccab89178dc8b80efab4bb8dde994b97cc9e4a13db72d996b13"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PF364CUT7NWCSCSHUJTGPYJEQK/bundle.json","state_url":"https://pith.science/pith/PF364CUT7NWCSCSHUJTGPYJEQK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PF364CUT7NWCSCSHUJTGPYJEQK/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":"2026-06-22T09:51:57Z","links":{"resolver":"https://pith.science/pith/PF364CUT7NWCSCSHUJTGPYJEQK","bundle":"https://pith.science/pith/PF364CUT7NWCSCSHUJTGPYJEQK/bundle.json","state":"https://pith.science/pith/PF364CUT7NWCSCSHUJTGPYJEQK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PF364CUT7NWCSCSHUJTGPYJEQK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:PF364CUT7NWCSCSHUJTGPYJEQK","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":"a42e363deffa4f97e8320247c9e864eb817fbff884957d38a975f2106897cfcb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-05-03T07:42:38Z","title_canon_sha256":"a98e27d5e9eb28891e7e1186be498df7abf9cbcbb7ae34f91f52e79dfccfe9b4"},"schema_version":"1.0","source":{"id":"1305.0631","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1305.0631","created_at":"2026-05-18T01:50:12Z"},{"alias_kind":"arxiv_version","alias_value":"1305.0631v1","created_at":"2026-05-18T01:50:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.0631","created_at":"2026-05-18T01:50:12Z"},{"alias_kind":"pith_short_12","alias_value":"PF364CUT7NWC","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"PF364CUT7NWCSCSH","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"PF364CUT","created_at":"2026-05-18T12:27:54Z"}],"graph_snapshots":[{"event_id":"sha256:144c3a117f82eccab89178dc8b80efab4bb8dde994b97cc9e4a13db72d996b13","target":"graph","created_at":"2026-05-18T01:50:12Z","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":"Stripping injection is one of the crucial stages in the accumulation process of the hadron therapy synchrotron HITFiL (Heavy Ion Therapy Facility in Lanzhou). In order to simulate the stripping injection process of carbon ions for HITFiL, the interactions between carbon ions and foil has been studied, and simulated with a code developed by ourselves .The optimized parameters of the injecting beam and the scheme of the injection system have been presented for HITFiL.","authors_text":"Mingtao Song, Xiaohu Zhang, Xiucui Xie","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-05-03T07:42:38Z","title":"Simulation of stripping injection into HITFiL with carbon ion"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.0631","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:f7d59f389764ab35a935eea2137027a7ebf185d8a4c41d92502d047b682870b8","target":"record","created_at":"2026-05-18T01:50:12Z","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":"a42e363deffa4f97e8320247c9e864eb817fbff884957d38a975f2106897cfcb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.acc-ph","submitted_at":"2013-05-03T07:42:38Z","title_canon_sha256":"a98e27d5e9eb28891e7e1186be498df7abf9cbcbb7ae34f91f52e79dfccfe9b4"},"schema_version":"1.0","source":{"id":"1305.0631","kind":"arxiv","version":1}},"canonical_sha256":"7977ee0a93fb6c290a47a26667e12482a431c4d842804fb03f2b9cd20e01b73a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7977ee0a93fb6c290a47a26667e12482a431c4d842804fb03f2b9cd20e01b73a","first_computed_at":"2026-05-18T01:50:12.896108Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:50:12.896108Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sZ606q6omx8tQaCW2MqxnntvJiVxqAoVFwwcCGgh1hYdOXagNg7qKJSdnY2/EBQI0Et1Ob5KEHPxVx9Ni17ICA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:50:12.896678Z","signed_message":"canonical_sha256_bytes"},"source_id":"1305.0631","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f7d59f389764ab35a935eea2137027a7ebf185d8a4c41d92502d047b682870b8","sha256:144c3a117f82eccab89178dc8b80efab4bb8dde994b97cc9e4a13db72d996b13"],"state_sha256":"0f34545852e2b874cabdefccc8bbadba40a594f97e656761a3e676cde59a8dcf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"upAeZH3AG3MRNdCuKwjykLzJQJxE4b/FvOkJJg6gIJrxSmXJO9xoL2+My6fTWlsVYkpG/0iL1uwxAClHaONWDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-22T09:51:57.003239Z","bundle_sha256":"7830fa82012e3c3bff34aef464a96c077ddd1193b48dbf6d5ad3538e3ed4eb6a"}}