{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:ZAUGZUCWETZMBAIARKYGKTQ7O5","short_pith_number":"pith:ZAUGZUCW","canonical_record":{"source":{"id":"1909.02565","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-09-05T15:13:11Z","cross_cats_sorted":[],"title_canon_sha256":"821c4eccaf3ba55b30b56eeb2e1b5ba2a6978c717ae2a21ad4b6eb7126e78f7a","abstract_canon_sha256":"55c59b12d1ee6585afeb499e4a9cf034b60377c7be6b62cf82bca98bba160e3e"},"schema_version":"1.0"},"canonical_sha256":"c8286cd05624f2c081008ab0654e1f7749603c082a962e689ef793fca31cb40e","source":{"kind":"arxiv","id":"1909.02565","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.02565","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"arxiv_version","alias_value":"1909.02565v1","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.02565","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"pith_short_12","alias_value":"ZAUGZUCWETZM","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"pith_short_16","alias_value":"ZAUGZUCWETZMBAIA","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"pith_short_8","alias_value":"ZAUGZUCW","created_at":"2026-07-05T00:02:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:ZAUGZUCWETZMBAIARKYGKTQ7O5","target":"record","payload":{"canonical_record":{"source":{"id":"1909.02565","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-09-05T15:13:11Z","cross_cats_sorted":[],"title_canon_sha256":"821c4eccaf3ba55b30b56eeb2e1b5ba2a6978c717ae2a21ad4b6eb7126e78f7a","abstract_canon_sha256":"55c59b12d1ee6585afeb499e4a9cf034b60377c7be6b62cf82bca98bba160e3e"},"schema_version":"1.0"},"canonical_sha256":"c8286cd05624f2c081008ab0654e1f7749603c082a962e689ef793fca31cb40e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:02:40.493550Z","signature_b64":"WFyFM+aDrOeVwPy+T4hyyeL7v5XFYgm5NjalaPfSkRwulkux88oW+htUDDQi+YXCuyTHcu7wkXY//viYZr0kBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8286cd05624f2c081008ab0654e1f7749603c082a962e689ef793fca31cb40e","last_reissued_at":"2026-07-05T00:02:40.493197Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:02:40.493197Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1909.02565","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":"2026-07-05T00:02:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hXoq6AxZZQOVsZVwSSnrnfE5OWm+hKMilziduqRaKNgTf7bTS+jsfUcnO7HZdj+R8RPu8uWtJ2073g/XfgWADA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T23:43:39.670098Z"},"content_sha256":"eafa633f526ca5552a2408539804616ce3c631ffee0cc0938eb41902cd7343b4","schema_version":"1.0","event_id":"sha256:eafa633f526ca5552a2408539804616ce3c631ffee0cc0938eb41902cd7343b4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:ZAUGZUCWETZMBAIARKYGKTQ7O5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Causal Effects of Brevity on Style and Success in Social Media","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.SI","authors_text":"Ashton Anderson, Kristina Gligoric, Robert West","submitted_at":"2019-09-05T15:13:11Z","abstract_excerpt":"In online communities, where billions of people strive to propagate their messages, understanding how wording affects success is of primary importance. In this work, we are interested in one particularly salient aspect of wording: brevity. What is the causal effect of brevity on message success? What are the linguistic traits of brevity? When is brevity beneficial, and when is it not? Whereas most prior work has studied the effect of wording on style and success in observational setups, we conduct a controlled experiment, in which crowd workers shorten social media posts to prescribed target l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.02565","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/1909.02565/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":"2026-07-05T00:02:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/QqsZXXH0DFgKmncl9Q9XHrzZewa4P/4MiDSucihO1YLfaUZXfglQ4ZucD1dJZJV302E7mQz5iaCpR8rPUihDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-21T23:43:39.670618Z"},"content_sha256":"e6533d937a383f0855c610e9a3ce7168a8e79be82b22793e3efa9016207b7d84","schema_version":"1.0","event_id":"sha256:e6533d937a383f0855c610e9a3ce7168a8e79be82b22793e3efa9016207b7d84"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZAUGZUCWETZMBAIARKYGKTQ7O5/bundle.json","state_url":"https://pith.science/pith/ZAUGZUCWETZMBAIARKYGKTQ7O5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZAUGZUCWETZMBAIARKYGKTQ7O5/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":"2026-08-21T23:43:39Z","links":{"resolver":"https://pith.science/pith/ZAUGZUCWETZMBAIARKYGKTQ7O5","bundle":"https://pith.science/pith/ZAUGZUCWETZMBAIARKYGKTQ7O5/bundle.json","state":"https://pith.science/pith/ZAUGZUCWETZMBAIARKYGKTQ7O5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZAUGZUCWETZMBAIARKYGKTQ7O5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:ZAUGZUCWETZMBAIARKYGKTQ7O5","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":"55c59b12d1ee6585afeb499e4a9cf034b60377c7be6b62cf82bca98bba160e3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-09-05T15:13:11Z","title_canon_sha256":"821c4eccaf3ba55b30b56eeb2e1b5ba2a6978c717ae2a21ad4b6eb7126e78f7a"},"schema_version":"1.0","source":{"id":"1909.02565","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.02565","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"arxiv_version","alias_value":"1909.02565v1","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.02565","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"pith_short_12","alias_value":"ZAUGZUCWETZM","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"pith_short_16","alias_value":"ZAUGZUCWETZMBAIA","created_at":"2026-07-05T00:02:40Z"},{"alias_kind":"pith_short_8","alias_value":"ZAUGZUCW","created_at":"2026-07-05T00:02:40Z"}],"graph_snapshots":[{"event_id":"sha256:e6533d937a383f0855c610e9a3ce7168a8e79be82b22793e3efa9016207b7d84","target":"graph","created_at":"2026-07-05T00:02:40Z","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/1909.02565/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In online communities, where billions of people strive to propagate their messages, understanding how wording affects success is of primary importance. In this work, we are interested in one particularly salient aspect of wording: brevity. What is the causal effect of brevity on message success? What are the linguistic traits of brevity? When is brevity beneficial, and when is it not? Whereas most prior work has studied the effect of wording on style and success in observational setups, we conduct a controlled experiment, in which crowd workers shorten social media posts to prescribed target l","authors_text":"Ashton Anderson, Kristina Gligoric, Robert West","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-09-05T15:13:11Z","title":"Causal Effects of Brevity on Style and Success in Social Media"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.02565","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:eafa633f526ca5552a2408539804616ce3c631ffee0cc0938eb41902cd7343b4","target":"record","created_at":"2026-07-05T00:02:40Z","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":"55c59b12d1ee6585afeb499e4a9cf034b60377c7be6b62cf82bca98bba160e3e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.SI","submitted_at":"2019-09-05T15:13:11Z","title_canon_sha256":"821c4eccaf3ba55b30b56eeb2e1b5ba2a6978c717ae2a21ad4b6eb7126e78f7a"},"schema_version":"1.0","source":{"id":"1909.02565","kind":"arxiv","version":1}},"canonical_sha256":"c8286cd05624f2c081008ab0654e1f7749603c082a962e689ef793fca31cb40e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c8286cd05624f2c081008ab0654e1f7749603c082a962e689ef793fca31cb40e","first_computed_at":"2026-07-05T00:02:40.493197Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:02:40.493197Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WFyFM+aDrOeVwPy+T4hyyeL7v5XFYgm5NjalaPfSkRwulkux88oW+htUDDQi+YXCuyTHcu7wkXY//viYZr0kBw==","signature_status":"signed_v1","signed_at":"2026-07-05T00:02:40.493550Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.02565","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:eafa633f526ca5552a2408539804616ce3c631ffee0cc0938eb41902cd7343b4","sha256:e6533d937a383f0855c610e9a3ce7168a8e79be82b22793e3efa9016207b7d84"],"state_sha256":"6cd6506f172f152766908f3747c5830967428a86893b763ba56a1dc83b3928c5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"822svZf/DhcCeAlvr16sQ4WjDYyVooLoHA5Kr7wcIpWZok10n4Io021N8N3ZgbqzW/mYeKvemj8Z5T3XVd8MAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-21T23:43:39.675675Z","bundle_sha256":"26f6505ffef893d43f88290908ee05bf4ccc96030ee60bda6a1817ab34e8b944"}}