{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:QYGJIWLQI2BDQTL2ORZLDR6G23","short_pith_number":"pith:QYGJIWLQ","canonical_record":{"source":{"id":"1904.06414","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-31T15:21:50Z","cross_cats_sorted":["physics.flu-dyn"],"title_canon_sha256":"a5356e1ea74711af8a1cdd7a077ea2241c1a1264a6c84890d82fc36a4b155d88","abstract_canon_sha256":"5f7e30ea730c45ec16f68be2354e09d7681ef5aa540f51dc864f251fe19d6b99"},"schema_version":"1.0"},"canonical_sha256":"860c9459704682384d7a7472b1c7c6d6d94248fae68026cda42307f0915ae417","source":{"kind":"arxiv","id":"1904.06414","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.06414","created_at":"2026-05-17T23:48:41Z"},{"alias_kind":"arxiv_version","alias_value":"1904.06414v1","created_at":"2026-05-17T23:48:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.06414","created_at":"2026-05-17T23:48:41Z"},{"alias_kind":"pith_short_12","alias_value":"QYGJIWLQI2BD","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"QYGJIWLQI2BDQTL2","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"QYGJIWLQ","created_at":"2026-05-18T12:33:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:QYGJIWLQI2BDQTL2ORZLDR6G23","target":"record","payload":{"canonical_record":{"source":{"id":"1904.06414","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-31T15:21:50Z","cross_cats_sorted":["physics.flu-dyn"],"title_canon_sha256":"a5356e1ea74711af8a1cdd7a077ea2241c1a1264a6c84890d82fc36a4b155d88","abstract_canon_sha256":"5f7e30ea730c45ec16f68be2354e09d7681ef5aa540f51dc864f251fe19d6b99"},"schema_version":"1.0"},"canonical_sha256":"860c9459704682384d7a7472b1c7c6d6d94248fae68026cda42307f0915ae417","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:48:41.430636Z","signature_b64":"AcQGSt2BgG8cNidP3xfviAU8eSMmCv9RbRymmF07912kVBrhXOkKQfN1dky16SspkS8TZ80HA/opPhmDAc5DBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"860c9459704682384d7a7472b1c7c6d6d94248fae68026cda42307f0915ae417","last_reissued_at":"2026-05-17T23:48:41.430064Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:48:41.430064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1904.06414","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":"2026-05-17T23:48:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vOE8p8+Me/0l3X4jvZ9s8Mn+npVR3P1EZhNkwhseKrzv0FRUK1ovi14Tg6JsvIae7zCB+/uwyBskqA1sIdR8Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T21:49:20.117447Z"},"content_sha256":"e17081a0b55445f08814eecbe2264c998866bb55ee3e71dd3668708fa307f135","schema_version":"1.0","event_id":"sha256:e17081a0b55445f08814eecbe2264c998866bb55ee3e71dd3668708fa307f135"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:QYGJIWLQI2BDQTL2ORZLDR6G23","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Analysis of Profile and Morphology of Colloidal Deposits obtained from Evaporating Sessile Droplets","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.flu-dyn"],"primary_cat":"cond-mat.soft","authors_text":"Adrian Neild, Laxman K. Malla, Rajneesh Bhardwaj","submitted_at":"2019-03-31T15:21:50Z","abstract_excerpt":"We experimentally investigate the profile and morphology of the ring-like deposits obtained after evaporation of a sessile water droplet containing polystyrene colloidal particles on a hydrophilic glass substrate. In particular, the coupled effect of particle size and concentration are studied. The deposits were qualitatively visualized under an optical microscope and profile of the ring was measured by an optical profilometer. The profile of the ring resembles a partial torus-like shape for all cases of particles size and concentration. The cracks on the surface of the ring were found to occu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.06414","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":"2026-05-17T23:48:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fHZxc2QCaynjXKvZSAcuFoUWUUKvKU7J668x+nsoBniaAEFVr7OZnksZIdL0ZXHQB1kt1B1clP3cVBx0qwy/BA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T21:49:20.118139Z"},"content_sha256":"76d2c2ff642918485392fd2c2d0f6e76b2ff9a3b83b44c1e9a95a1ebecf99c5c","schema_version":"1.0","event_id":"sha256:76d2c2ff642918485392fd2c2d0f6e76b2ff9a3b83b44c1e9a95a1ebecf99c5c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QYGJIWLQI2BDQTL2ORZLDR6G23/bundle.json","state_url":"https://pith.science/pith/QYGJIWLQI2BDQTL2ORZLDR6G23/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QYGJIWLQI2BDQTL2ORZLDR6G23/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":"2026-05-28T21:49:20Z","links":{"resolver":"https://pith.science/pith/QYGJIWLQI2BDQTL2ORZLDR6G23","bundle":"https://pith.science/pith/QYGJIWLQI2BDQTL2ORZLDR6G23/bundle.json","state":"https://pith.science/pith/QYGJIWLQI2BDQTL2ORZLDR6G23/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QYGJIWLQI2BDQTL2ORZLDR6G23/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:QYGJIWLQI2BDQTL2ORZLDR6G23","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":"5f7e30ea730c45ec16f68be2354e09d7681ef5aa540f51dc864f251fe19d6b99","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-31T15:21:50Z","title_canon_sha256":"a5356e1ea74711af8a1cdd7a077ea2241c1a1264a6c84890d82fc36a4b155d88"},"schema_version":"1.0","source":{"id":"1904.06414","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1904.06414","created_at":"2026-05-17T23:48:41Z"},{"alias_kind":"arxiv_version","alias_value":"1904.06414v1","created_at":"2026-05-17T23:48:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.06414","created_at":"2026-05-17T23:48:41Z"},{"alias_kind":"pith_short_12","alias_value":"QYGJIWLQI2BD","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_16","alias_value":"QYGJIWLQI2BDQTL2","created_at":"2026-05-18T12:33:27Z"},{"alias_kind":"pith_short_8","alias_value":"QYGJIWLQ","created_at":"2026-05-18T12:33:27Z"}],"graph_snapshots":[{"event_id":"sha256:76d2c2ff642918485392fd2c2d0f6e76b2ff9a3b83b44c1e9a95a1ebecf99c5c","target":"graph","created_at":"2026-05-17T23:48:41Z","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 experimentally investigate the profile and morphology of the ring-like deposits obtained after evaporation of a sessile water droplet containing polystyrene colloidal particles on a hydrophilic glass substrate. In particular, the coupled effect of particle size and concentration are studied. The deposits were qualitatively visualized under an optical microscope and profile of the ring was measured by an optical profilometer. The profile of the ring resembles a partial torus-like shape for all cases of particles size and concentration. The cracks on the surface of the ring were found to occu","authors_text":"Adrian Neild, Laxman K. Malla, Rajneesh Bhardwaj","cross_cats":["physics.flu-dyn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-31T15:21:50Z","title":"Analysis of Profile and Morphology of Colloidal Deposits obtained from Evaporating Sessile Droplets"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.06414","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:e17081a0b55445f08814eecbe2264c998866bb55ee3e71dd3668708fa307f135","target":"record","created_at":"2026-05-17T23:48:41Z","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":"5f7e30ea730c45ec16f68be2354e09d7681ef5aa540f51dc864f251fe19d6b99","cross_cats_sorted":["physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2019-03-31T15:21:50Z","title_canon_sha256":"a5356e1ea74711af8a1cdd7a077ea2241c1a1264a6c84890d82fc36a4b155d88"},"schema_version":"1.0","source":{"id":"1904.06414","kind":"arxiv","version":1}},"canonical_sha256":"860c9459704682384d7a7472b1c7c6d6d94248fae68026cda42307f0915ae417","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"860c9459704682384d7a7472b1c7c6d6d94248fae68026cda42307f0915ae417","first_computed_at":"2026-05-17T23:48:41.430064Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:48:41.430064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AcQGSt2BgG8cNidP3xfviAU8eSMmCv9RbRymmF07912kVBrhXOkKQfN1dky16SspkS8TZ80HA/opPhmDAc5DBw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:48:41.430636Z","signed_message":"canonical_sha256_bytes"},"source_id":"1904.06414","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e17081a0b55445f08814eecbe2264c998866bb55ee3e71dd3668708fa307f135","sha256:76d2c2ff642918485392fd2c2d0f6e76b2ff9a3b83b44c1e9a95a1ebecf99c5c"],"state_sha256":"702ee6b4b7b824fa1cbae572f9fb2dfb619f39f76530e71186924982dbd33423"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4XJ6B/v7QXASYCCQ9iIAQ9NiWAY5r5q/OWmn0A1wLVYzO/rpDcLRhdkAU5OsYIZnu4mut1+CjJOoY0u3DUvIAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T21:49:20.121991Z","bundle_sha256":"4e6a3aaf3691fdb9b0091d4aef54460f35bbffa32117091168d0d6db38694441"}}