{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:L2TUTDZF5GZFG2NUFDVKCAU32U","short_pith_number":"pith:L2TUTDZF","canonical_record":{"source":{"id":"1508.01415","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-08-06T14:21:59Z","cross_cats_sorted":[],"title_canon_sha256":"823a2116a77e8f91a8d10fe9cfab1d8be8f99665684a26cb2aee530bd0e07810","abstract_canon_sha256":"6b4a9395adbc053236702c0d4c64aaf292b7f8439bf35502c9965ba34345c54d"},"schema_version":"1.0"},"canonical_sha256":"5ea7498f25e9b25369b428eaa1029bd50724130129dfd273c829cdb59a42dcbd","source":{"kind":"arxiv","id":"1508.01415","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.01415","created_at":"2026-05-18T01:35:42Z"},{"alias_kind":"arxiv_version","alias_value":"1508.01415v1","created_at":"2026-05-18T01:35:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.01415","created_at":"2026-05-18T01:35:42Z"},{"alias_kind":"pith_short_12","alias_value":"L2TUTDZF5GZF","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"L2TUTDZF5GZFG2NU","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"L2TUTDZF","created_at":"2026-05-18T12:29:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:L2TUTDZF5GZFG2NUFDVKCAU32U","target":"record","payload":{"canonical_record":{"source":{"id":"1508.01415","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-08-06T14:21:59Z","cross_cats_sorted":[],"title_canon_sha256":"823a2116a77e8f91a8d10fe9cfab1d8be8f99665684a26cb2aee530bd0e07810","abstract_canon_sha256":"6b4a9395adbc053236702c0d4c64aaf292b7f8439bf35502c9965ba34345c54d"},"schema_version":"1.0"},"canonical_sha256":"5ea7498f25e9b25369b428eaa1029bd50724130129dfd273c829cdb59a42dcbd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:42.684816Z","signature_b64":"kE+mB2TXqFZfG/AZKM0MTebOjvL1Qls6hF47+YzLp3i6Gl0FOYGeJbt7UbPhRwtOsEJk6BscQ4rgA5cIWXToCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ea7498f25e9b25369b428eaa1029bd50724130129dfd273c829cdb59a42dcbd","last_reissued_at":"2026-05-18T01:35:42.684196Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:42.684196Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1508.01415","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":"2026-05-18T01:35:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oWwtD42C5bqk2GxVNAuZ7F2r7SpKWSe2hKcCgQiuxmutOqENzk3GpP4kn/NZn404/Wg74dmMKwJrwaJ2e+jTDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T17:06:41.827243Z"},"content_sha256":"6cfe5eb2115fcac3e1b32d6952ef18a8d6dfd3459e601d8f28593bd40ef1ff07","schema_version":"1.0","event_id":"sha256:6cfe5eb2115fcac3e1b32d6952ef18a8d6dfd3459e601d8f28593bd40ef1ff07"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:L2TUTDZF5GZFG2NUFDVKCAU32U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Trains, tails and loops of partially adsorbed semi-flexible filaments","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.soft","authors_text":"D. Welch, G.A. Vliegenthart, M.P. Lettinga, M. Ripoll, Z. Dogic","submitted_at":"2015-08-06T14:21:59Z","abstract_excerpt":"Polymer adsorption is a fundamental problem in statistical mechanics that has direct relevance to diverse disciplines ranging from biological lubrication to stability of colloidal suspensions. We combine experiments with computer simulations to investigate depletion induced adsorption of semi-flexible polymers onto a hard-wall. Three dimensional filament configurations of partially adsorbed F-actin polymers are visualized with total internal reflection fluorescence microscopy. This information is used to determine the location of the adsorption/desorption transition and extract the statistics "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.01415","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":"2026-05-18T01:35:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xUVrBmo9bvOTIheClqCLq4ccM5fMeQfL+ey+07jcEs+mwztCh4Z80+zHK0H1pWnAOBtC5+Ub2u4aii+h6W/uAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T17:06:41.827869Z"},"content_sha256":"3bb8e34acbdcca61094eaba6f9b9c7d30d6bfa278c568fa0a650ce62255052fc","schema_version":"1.0","event_id":"sha256:3bb8e34acbdcca61094eaba6f9b9c7d30d6bfa278c568fa0a650ce62255052fc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L2TUTDZF5GZFG2NUFDVKCAU32U/bundle.json","state_url":"https://pith.science/pith/L2TUTDZF5GZFG2NUFDVKCAU32U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L2TUTDZF5GZFG2NUFDVKCAU32U/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":"2026-05-26T17:06:41Z","links":{"resolver":"https://pith.science/pith/L2TUTDZF5GZFG2NUFDVKCAU32U","bundle":"https://pith.science/pith/L2TUTDZF5GZFG2NUFDVKCAU32U/bundle.json","state":"https://pith.science/pith/L2TUTDZF5GZFG2NUFDVKCAU32U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L2TUTDZF5GZFG2NUFDVKCAU32U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:L2TUTDZF5GZFG2NUFDVKCAU32U","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":"6b4a9395adbc053236702c0d4c64aaf292b7f8439bf35502c9965ba34345c54d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-08-06T14:21:59Z","title_canon_sha256":"823a2116a77e8f91a8d10fe9cfab1d8be8f99665684a26cb2aee530bd0e07810"},"schema_version":"1.0","source":{"id":"1508.01415","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1508.01415","created_at":"2026-05-18T01:35:42Z"},{"alias_kind":"arxiv_version","alias_value":"1508.01415v1","created_at":"2026-05-18T01:35:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1508.01415","created_at":"2026-05-18T01:35:42Z"},{"alias_kind":"pith_short_12","alias_value":"L2TUTDZF5GZF","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_16","alias_value":"L2TUTDZF5GZFG2NU","created_at":"2026-05-18T12:29:29Z"},{"alias_kind":"pith_short_8","alias_value":"L2TUTDZF","created_at":"2026-05-18T12:29:29Z"}],"graph_snapshots":[{"event_id":"sha256:3bb8e34acbdcca61094eaba6f9b9c7d30d6bfa278c568fa0a650ce62255052fc","target":"graph","created_at":"2026-05-18T01:35:42Z","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":"Polymer adsorption is a fundamental problem in statistical mechanics that has direct relevance to diverse disciplines ranging from biological lubrication to stability of colloidal suspensions. We combine experiments with computer simulations to investigate depletion induced adsorption of semi-flexible polymers onto a hard-wall. Three dimensional filament configurations of partially adsorbed F-actin polymers are visualized with total internal reflection fluorescence microscopy. This information is used to determine the location of the adsorption/desorption transition and extract the statistics ","authors_text":"D. Welch, G.A. Vliegenthart, M.P. Lettinga, M. Ripoll, Z. Dogic","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-08-06T14:21:59Z","title":"Trains, tails and loops of partially adsorbed semi-flexible filaments"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1508.01415","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":"sha256:6cfe5eb2115fcac3e1b32d6952ef18a8d6dfd3459e601d8f28593bd40ef1ff07","target":"record","created_at":"2026-05-18T01:35:42Z","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":"6b4a9395adbc053236702c0d4c64aaf292b7f8439bf35502c9965ba34345c54d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2015-08-06T14:21:59Z","title_canon_sha256":"823a2116a77e8f91a8d10fe9cfab1d8be8f99665684a26cb2aee530bd0e07810"},"schema_version":"1.0","source":{"id":"1508.01415","kind":"arxiv","version":1}},"canonical_sha256":"5ea7498f25e9b25369b428eaa1029bd50724130129dfd273c829cdb59a42dcbd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5ea7498f25e9b25369b428eaa1029bd50724130129dfd273c829cdb59a42dcbd","first_computed_at":"2026-05-18T01:35:42.684196Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:35:42.684196Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kE+mB2TXqFZfG/AZKM0MTebOjvL1Qls6hF47+YzLp3i6Gl0FOYGeJbt7UbPhRwtOsEJk6BscQ4rgA5cIWXToCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:35:42.684816Z","signed_message":"canonical_sha256_bytes"},"source_id":"1508.01415","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6cfe5eb2115fcac3e1b32d6952ef18a8d6dfd3459e601d8f28593bd40ef1ff07","sha256:3bb8e34acbdcca61094eaba6f9b9c7d30d6bfa278c568fa0a650ce62255052fc"],"state_sha256":"b418d259414f74bac22e0cc42da429671754455a0c4ad88ad3321365fd87b578"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KylwmNqPvSG72Dsvs7g14i2Da80fEIK9vVcE0aO5CZTG6GYzMqZN4h147+JPq5HHMrupQnROStbIuM4eNrI3DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T17:06:41.831155Z","bundle_sha256":"9b8bcf6925187e28868768a24929c99bb6e2de15270f8d3790179f4fbe44f50c"}}