{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:5XRHY5SDRQVLU53U6ZA4QWNLIF","short_pith_number":"pith:5XRHY5SD","canonical_record":{"source":{"id":"2004.04999","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SI","submitted_at":"2020-04-10T11:49:43Z","cross_cats_sorted":[],"title_canon_sha256":"1fdc6ce2ae11e97661697199a32fff2e856b3648fe1be406345a7269ac312ca2","abstract_canon_sha256":"46347acad2724610ca2ebf248007770550d88ac86989451f0e836642172f7242"},"schema_version":"1.0"},"canonical_sha256":"ede27c76438c2aba7774f641c859ab4175db276d5c16f6f32b53c0a64e4a7bde","source":{"kind":"arxiv","id":"2004.04999","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.04999","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"arxiv_version","alias_value":"2004.04999v1","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.04999","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"pith_short_12","alias_value":"5XRHY5SDRQVL","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"pith_short_16","alias_value":"5XRHY5SDRQVLU53U","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"pith_short_8","alias_value":"5XRHY5SD","created_at":"2026-07-05T00:54:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:5XRHY5SDRQVLU53U6ZA4QWNLIF","target":"record","payload":{"canonical_record":{"source":{"id":"2004.04999","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SI","submitted_at":"2020-04-10T11:49:43Z","cross_cats_sorted":[],"title_canon_sha256":"1fdc6ce2ae11e97661697199a32fff2e856b3648fe1be406345a7269ac312ca2","abstract_canon_sha256":"46347acad2724610ca2ebf248007770550d88ac86989451f0e836642172f7242"},"schema_version":"1.0"},"canonical_sha256":"ede27c76438c2aba7774f641c859ab4175db276d5c16f6f32b53c0a64e4a7bde","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:54:24.501745Z","signature_b64":"NOzVKKia8MqdIExnhoRgXryQpywgNi6O8Mdaw+rVL24hiHpiDyikPnpJisopz5+3Zuxz7Vn7SFN4ftHEXQcVAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ede27c76438c2aba7774f641c859ab4175db276d5c16f6f32b53c0a64e4a7bde","last_reissued_at":"2026-07-05T00:54:24.501335Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:54:24.501335Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2004.04999","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":"2026-07-05T00:54:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kqr1lkZgoLOrXGY/PcFbIZnBVL3Dqi8OsmhxGAX90AHHBnqLGYPttrF2ZG1kbsniNRPPKaK5xv10oH9QtRLZAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T20:23:27.371337Z"},"content_sha256":"073b7ec5bda3427715f5b42fb7333c2984a39c56f551613fa8e46f9c6e4d966f","schema_version":"1.0","event_id":"sha256:073b7ec5bda3427715f5b42fb7333c2984a39c56f551613fa8e46f9c6e4d966f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:5XRHY5SDRQVLU53U6ZA4QWNLIF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Engagement Patterns of Peer-to-Peer Interactions on Mental Health Platforms","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.SI","authors_text":"Amit Sharma, Ashish Sharma, Monojit Choudhury, Tim Althoff","submitted_at":"2020-04-10T11:49:43Z","abstract_excerpt":"Mental illness is a global health problem, but access to mental healthcare resources remain poor worldwide. Online peer-to-peer support platforms attempt to alleviate this fundamental gap by enabling those who struggle with mental illness to provide and receive social support from their peers. However, successful social support requires users to engage with each other and failures may have serious consequences for users in need. Our understanding of engagement patterns on mental health platforms is limited but critical to inform the role, limitations, and design of these platforms. Here, we pr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.04999","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2004.04999/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":"2026-07-05T00:54:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pSlDIR6nwqlLh+bQGTDAws/z/+snTOfmURTuPUP2bsMyEqx+uBIBcc84Hf/2tCq3OIXn+26yRT4p5bikY+7wAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T20:23:27.371843Z"},"content_sha256":"e4dc2dbc5799a4184bc9be5a5efcc951731d03fd1ae4bfdb613bd519dd74f549","schema_version":"1.0","event_id":"sha256:e4dc2dbc5799a4184bc9be5a5efcc951731d03fd1ae4bfdb613bd519dd74f549"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5XRHY5SDRQVLU53U6ZA4QWNLIF/bundle.json","state_url":"https://pith.science/pith/5XRHY5SDRQVLU53U6ZA4QWNLIF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5XRHY5SDRQVLU53U6ZA4QWNLIF/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":"2026-08-23T20:23:27Z","links":{"resolver":"https://pith.science/pith/5XRHY5SDRQVLU53U6ZA4QWNLIF","bundle":"https://pith.science/pith/5XRHY5SDRQVLU53U6ZA4QWNLIF/bundle.json","state":"https://pith.science/pith/5XRHY5SDRQVLU53U6ZA4QWNLIF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5XRHY5SDRQVLU53U6ZA4QWNLIF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:5XRHY5SDRQVLU53U6ZA4QWNLIF","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":"46347acad2724610ca2ebf248007770550d88ac86989451f0e836642172f7242","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SI","submitted_at":"2020-04-10T11:49:43Z","title_canon_sha256":"1fdc6ce2ae11e97661697199a32fff2e856b3648fe1be406345a7269ac312ca2"},"schema_version":"1.0","source":{"id":"2004.04999","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2004.04999","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"arxiv_version","alias_value":"2004.04999v1","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2004.04999","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"pith_short_12","alias_value":"5XRHY5SDRQVL","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"pith_short_16","alias_value":"5XRHY5SDRQVLU53U","created_at":"2026-07-05T00:54:24Z"},{"alias_kind":"pith_short_8","alias_value":"5XRHY5SD","created_at":"2026-07-05T00:54:24Z"}],"graph_snapshots":[{"event_id":"sha256:e4dc2dbc5799a4184bc9be5a5efcc951731d03fd1ae4bfdb613bd519dd74f549","target":"graph","created_at":"2026-07-05T00:54:24Z","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/2004.04999/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Mental illness is a global health problem, but access to mental healthcare resources remain poor worldwide. Online peer-to-peer support platforms attempt to alleviate this fundamental gap by enabling those who struggle with mental illness to provide and receive social support from their peers. However, successful social support requires users to engage with each other and failures may have serious consequences for users in need. Our understanding of engagement patterns on mental health platforms is limited but critical to inform the role, limitations, and design of these platforms. Here, we pr","authors_text":"Amit Sharma, Ashish Sharma, Monojit Choudhury, Tim Althoff","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SI","submitted_at":"2020-04-10T11:49:43Z","title":"Engagement Patterns of Peer-to-Peer Interactions on Mental Health Platforms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2004.04999","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":"sha256:073b7ec5bda3427715f5b42fb7333c2984a39c56f551613fa8e46f9c6e4d966f","target":"record","created_at":"2026-07-05T00:54:24Z","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":"46347acad2724610ca2ebf248007770550d88ac86989451f0e836642172f7242","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.SI","submitted_at":"2020-04-10T11:49:43Z","title_canon_sha256":"1fdc6ce2ae11e97661697199a32fff2e856b3648fe1be406345a7269ac312ca2"},"schema_version":"1.0","source":{"id":"2004.04999","kind":"arxiv","version":1}},"canonical_sha256":"ede27c76438c2aba7774f641c859ab4175db276d5c16f6f32b53c0a64e4a7bde","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ede27c76438c2aba7774f641c859ab4175db276d5c16f6f32b53c0a64e4a7bde","first_computed_at":"2026-07-05T00:54:24.501335Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:54:24.501335Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NOzVKKia8MqdIExnhoRgXryQpywgNi6O8Mdaw+rVL24hiHpiDyikPnpJisopz5+3Zuxz7Vn7SFN4ftHEXQcVAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T00:54:24.501745Z","signed_message":"canonical_sha256_bytes"},"source_id":"2004.04999","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:073b7ec5bda3427715f5b42fb7333c2984a39c56f551613fa8e46f9c6e4d966f","sha256:e4dc2dbc5799a4184bc9be5a5efcc951731d03fd1ae4bfdb613bd519dd74f549"],"state_sha256":"7a86374a0fc9c396aa6989707384ec503be8ff0e422de024190889ac4b3a1402"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vV/GHYfE23JIWXNchMmvFdbBLyY3IJuXcSThT3K3gz9aEkoQ8QrsRKtf1F8hC+nMvtAFh5zZYgOr7FQTpuDzCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T20:23:27.376644Z","bundle_sha256":"0e75cd8f6e441a7ddaa87f8918f488e49e748a68f7e9f9bae96c6abe31d02b56"}}