{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:ZKCQRETN226QJQWVREY2VTYRQB","short_pith_number":"pith:ZKCQRETN","canonical_record":{"source":{"id":"1604.08753","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-04-29T09:47:27Z","cross_cats_sorted":[],"title_canon_sha256":"88a53e50911d3ed721ed92f7fe49186eda947faaa9c40fe55d78f034c672de69","abstract_canon_sha256":"3cf6ee582b8044fe7a1fb50c272fba4b85b6838107289156e1a5bacea6ede777"},"schema_version":"1.0"},"canonical_sha256":"ca8508926dd6bd04c2d58931aacf11805162238f5aa902b834087eab97f12106","source":{"kind":"arxiv","id":"1604.08753","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.08753","created_at":"2026-05-18T01:16:01Z"},{"alias_kind":"arxiv_version","alias_value":"1604.08753v1","created_at":"2026-05-18T01:16:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.08753","created_at":"2026-05-18T01:16:01Z"},{"alias_kind":"pith_short_12","alias_value":"ZKCQRETN226Q","created_at":"2026-05-18T12:30:53Z"},{"alias_kind":"pith_short_16","alias_value":"ZKCQRETN226QJQWV","created_at":"2026-05-18T12:30:53Z"},{"alias_kind":"pith_short_8","alias_value":"ZKCQRETN","created_at":"2026-05-18T12:30:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:ZKCQRETN226QJQWVREY2VTYRQB","target":"record","payload":{"canonical_record":{"source":{"id":"1604.08753","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-04-29T09:47:27Z","cross_cats_sorted":[],"title_canon_sha256":"88a53e50911d3ed721ed92f7fe49186eda947faaa9c40fe55d78f034c672de69","abstract_canon_sha256":"3cf6ee582b8044fe7a1fb50c272fba4b85b6838107289156e1a5bacea6ede777"},"schema_version":"1.0"},"canonical_sha256":"ca8508926dd6bd04c2d58931aacf11805162238f5aa902b834087eab97f12106","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:01.922428Z","signature_b64":"SduTVcmwT2/vHBXqQZGBGxQ9xtlLz+VlTujeDmU4Fo5LMRef2LGEI91OudfPkF7eG6o8hrNI7y8Gqx8hmVrQDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ca8508926dd6bd04c2d58931aacf11805162238f5aa902b834087eab97f12106","last_reissued_at":"2026-05-18T01:16:01.921711Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:01.921711Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1604.08753","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":"2026-05-18T01:16:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eH+s7LbF68QBG5pDuJt8a8UD1QSBQgoq9UeBBH449TdTBj6xUPHPbGBUJTHf8UOuaD7BeBu114UqHd42VcLYCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T20:11:01.360647Z"},"content_sha256":"c83444a5542734456a555b75fa9ee645b5fc0e69ebd637ee4e364475dbc9129a","schema_version":"1.0","event_id":"sha256:c83444a5542734456a555b75fa9ee645b5fc0e69ebd637ee4e364475dbc9129a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:ZKCQRETN226QJQWVREY2VTYRQB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low-density polyethylene films treated by an atmospheric Ar--O2 post-discharge: functionalization, etching, degradation and partial recovery of the native wettability state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"F Reniers, Jean Jacques Pireaux (PMR), Laurent Nittler (PMR), P Leroy, Sami Abou Rich, Thierry Dufour","submitted_at":"2016-04-29T09:47:27Z","abstract_excerpt":"To optimize the adhesion of layers presenting strong barrier properties on low-density polyethylene (LDPE) surfaces, we investigated the influence of argon and argon-oxygen atmospheric pressure post-discharges. This study was performed using x-ray photoelectron spectroscopy, atomic force microscopy, optical emission spectroscopy (OES) and dynamic water contact angle (WCA) measurements. After the plasma treatment, a slight increase in the roughness was emphasized, more particularly for the samples treated in a post-discharge supplied in oxygen. Measurements of the surface roughness and of the o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.08753","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":"2026-05-18T01:16:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x/ZcweHLXQwqF4yv1t8TPfZzUekbxLH6yvqowxfmSBTHLPlz5jMMDf8pAoX+Dxchr37lcGLWlxaGIU9a7Pb7Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T20:11:01.361058Z"},"content_sha256":"753ef6debf8ff6dc41bd2c4145ee32754836f1734e026166d580a8f4368ec83b","schema_version":"1.0","event_id":"sha256:753ef6debf8ff6dc41bd2c4145ee32754836f1734e026166d580a8f4368ec83b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZKCQRETN226QJQWVREY2VTYRQB/bundle.json","state_url":"https://pith.science/pith/ZKCQRETN226QJQWVREY2VTYRQB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZKCQRETN226QJQWVREY2VTYRQB/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":"2026-06-04T20:11:01Z","links":{"resolver":"https://pith.science/pith/ZKCQRETN226QJQWVREY2VTYRQB","bundle":"https://pith.science/pith/ZKCQRETN226QJQWVREY2VTYRQB/bundle.json","state":"https://pith.science/pith/ZKCQRETN226QJQWVREY2VTYRQB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZKCQRETN226QJQWVREY2VTYRQB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:ZKCQRETN226QJQWVREY2VTYRQB","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":"3cf6ee582b8044fe7a1fb50c272fba4b85b6838107289156e1a5bacea6ede777","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-04-29T09:47:27Z","title_canon_sha256":"88a53e50911d3ed721ed92f7fe49186eda947faaa9c40fe55d78f034c672de69"},"schema_version":"1.0","source":{"id":"1604.08753","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.08753","created_at":"2026-05-18T01:16:01Z"},{"alias_kind":"arxiv_version","alias_value":"1604.08753v1","created_at":"2026-05-18T01:16:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.08753","created_at":"2026-05-18T01:16:01Z"},{"alias_kind":"pith_short_12","alias_value":"ZKCQRETN226Q","created_at":"2026-05-18T12:30:53Z"},{"alias_kind":"pith_short_16","alias_value":"ZKCQRETN226QJQWV","created_at":"2026-05-18T12:30:53Z"},{"alias_kind":"pith_short_8","alias_value":"ZKCQRETN","created_at":"2026-05-18T12:30:53Z"}],"graph_snapshots":[{"event_id":"sha256:753ef6debf8ff6dc41bd2c4145ee32754836f1734e026166d580a8f4368ec83b","target":"graph","created_at":"2026-05-18T01:16:01Z","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":"To optimize the adhesion of layers presenting strong barrier properties on low-density polyethylene (LDPE) surfaces, we investigated the influence of argon and argon-oxygen atmospheric pressure post-discharges. This study was performed using x-ray photoelectron spectroscopy, atomic force microscopy, optical emission spectroscopy (OES) and dynamic water contact angle (WCA) measurements. After the plasma treatment, a slight increase in the roughness was emphasized, more particularly for the samples treated in a post-discharge supplied in oxygen. Measurements of the surface roughness and of the o","authors_text":"F Reniers, Jean Jacques Pireaux (PMR), Laurent Nittler (PMR), P Leroy, Sami Abou Rich, Thierry Dufour","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-04-29T09:47:27Z","title":"Low-density polyethylene films treated by an atmospheric Ar--O2 post-discharge: functionalization, etching, degradation and partial recovery of the native wettability state"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.08753","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:c83444a5542734456a555b75fa9ee645b5fc0e69ebd637ee4e364475dbc9129a","target":"record","created_at":"2026-05-18T01:16:01Z","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":"3cf6ee582b8044fe7a1fb50c272fba4b85b6838107289156e1a5bacea6ede777","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2016-04-29T09:47:27Z","title_canon_sha256":"88a53e50911d3ed721ed92f7fe49186eda947faaa9c40fe55d78f034c672de69"},"schema_version":"1.0","source":{"id":"1604.08753","kind":"arxiv","version":1}},"canonical_sha256":"ca8508926dd6bd04c2d58931aacf11805162238f5aa902b834087eab97f12106","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca8508926dd6bd04c2d58931aacf11805162238f5aa902b834087eab97f12106","first_computed_at":"2026-05-18T01:16:01.921711Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:16:01.921711Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SduTVcmwT2/vHBXqQZGBGxQ9xtlLz+VlTujeDmU4Fo5LMRef2LGEI91OudfPkF7eG6o8hrNI7y8Gqx8hmVrQDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:16:01.922428Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.08753","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c83444a5542734456a555b75fa9ee645b5fc0e69ebd637ee4e364475dbc9129a","sha256:753ef6debf8ff6dc41bd2c4145ee32754836f1734e026166d580a8f4368ec83b"],"state_sha256":"a84451ae4ae9e624d4b607cdcaff3ebf1080bcdc1338e61bf39db7b0fe91bd0d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S7Ru9f7DM6gMJR6NE8gsCbpzyBYFMzgjsIrHaIJrF/YeXmjAIIecIyk6KWOl7JP2gOoIOx7exQ6owwA5PZLoAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T20:11:01.363233Z","bundle_sha256":"ca6d446088b7bf96a0f96cda7b758aef622ec6cfdcbbb32f7b33f93115070487"}}