{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:I5RV3QTW5J3KJ65WTYEDYNIZOK","short_pith_number":"pith:I5RV3QTW","canonical_record":{"source":{"id":"2411.14605","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2024-11-21T22:10:21Z","cross_cats_sorted":[],"title_canon_sha256":"b5fab661da656265c509fd899d6083fff7956f20a1e6d1cff7b55426b39f8d0a","abstract_canon_sha256":"5229865e4940ffe6eae300af96599400498773e3f328ed4ac02ae3284e1b4f33"},"schema_version":"1.0"},"canonical_sha256":"47635dc276ea76a4fbb69e083c351972979747357236ea2e981632b781c7e6eb","source":{"kind":"arxiv","id":"2411.14605","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.14605","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"arxiv_version","alias_value":"2411.14605v1","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.14605","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"pith_short_12","alias_value":"I5RV3QTW5J3K","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"pith_short_16","alias_value":"I5RV3QTW5J3KJ65W","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"pith_short_8","alias_value":"I5RV3QTW","created_at":"2026-07-05T09:38:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:I5RV3QTW5J3KJ65WTYEDYNIZOK","target":"record","payload":{"canonical_record":{"source":{"id":"2411.14605","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2024-11-21T22:10:21Z","cross_cats_sorted":[],"title_canon_sha256":"b5fab661da656265c509fd899d6083fff7956f20a1e6d1cff7b55426b39f8d0a","abstract_canon_sha256":"5229865e4940ffe6eae300af96599400498773e3f328ed4ac02ae3284e1b4f33"},"schema_version":"1.0"},"canonical_sha256":"47635dc276ea76a4fbb69e083c351972979747357236ea2e981632b781c7e6eb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:38:53.772414Z","signature_b64":"UGFbGbNnMQO8ZHUBGsJb7yI0WqJTYjaRC31t5d2pOuil0LU3TcQLF9XaS9sFcZpHe/A5wxJBGvR2cV0JdpjBAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"47635dc276ea76a4fbb69e083c351972979747357236ea2e981632b781c7e6eb","last_reissued_at":"2026-07-05T09:38:53.771880Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:38:53.771880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2411.14605","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":"2026-07-05T09:38:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pPtLJY8/771UmQz4HwspEGBRLlElaMHvhClXjjzX1krxK32SP91GQ5Gcm6jsJO8SaBHnJhymwy+2e1jf5MpwCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T23:50:06.844906Z"},"content_sha256":"259b8fdcf66fb1a5b3180bdb710c9f6c04729c19a366c0f82a2c820446e6e1a1","schema_version":"1.0","event_id":"sha256:259b8fdcf66fb1a5b3180bdb710c9f6c04729c19a366c0f82a2c820446e6e1a1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:I5RV3QTW5J3KJ65WTYEDYNIZOK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The effect of color-coding on students' perception of learning in introductory mechanics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ed-ph","authors_text":"Brianna S. Dillon Thomas, Scott Carr, Siming Guo","submitted_at":"2024-11-21T22:10:21Z","abstract_excerpt":"We designed three color-coding schemes to identify related information across representations and to differentiate distinct information within a representation in slide-based instruction for calculus-based introductory mechanics. We found that students had generally favorable opinions on the use of color and that the few negative criticisms are easily addressed through minor modifications to implementation. Without having the color-coding schemes pointed out to them, a modest but consistent minority of students who found color helpful also described the color-coding schemes implemented, and ab"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.14605","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/2411.14605/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":"2026-07-05T09:38:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hn9KzEaikXrlCHKAowGTEp7CFTwxwyNU1SIbOHJsalLkiuEQbef3hTeNdeLcb4qxvyIygyuDA/ul9101ZdEVAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T23:50:06.846499Z"},"content_sha256":"ae38c3c44c6fac473fc6dbf157d3f1a089dbe96bfec9e30496ba1f27e9a6fd1d","schema_version":"1.0","event_id":"sha256:ae38c3c44c6fac473fc6dbf157d3f1a089dbe96bfec9e30496ba1f27e9a6fd1d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I5RV3QTW5J3KJ65WTYEDYNIZOK/bundle.json","state_url":"https://pith.science/pith/I5RV3QTW5J3KJ65WTYEDYNIZOK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I5RV3QTW5J3KJ65WTYEDYNIZOK/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":"2026-08-12T23:50:06Z","links":{"resolver":"https://pith.science/pith/I5RV3QTW5J3KJ65WTYEDYNIZOK","bundle":"https://pith.science/pith/I5RV3QTW5J3KJ65WTYEDYNIZOK/bundle.json","state":"https://pith.science/pith/I5RV3QTW5J3KJ65WTYEDYNIZOK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I5RV3QTW5J3KJ65WTYEDYNIZOK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:I5RV3QTW5J3KJ65WTYEDYNIZOK","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":"5229865e4940ffe6eae300af96599400498773e3f328ed4ac02ae3284e1b4f33","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2024-11-21T22:10:21Z","title_canon_sha256":"b5fab661da656265c509fd899d6083fff7956f20a1e6d1cff7b55426b39f8d0a"},"schema_version":"1.0","source":{"id":"2411.14605","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2411.14605","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"arxiv_version","alias_value":"2411.14605v1","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.14605","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"pith_short_12","alias_value":"I5RV3QTW5J3K","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"pith_short_16","alias_value":"I5RV3QTW5J3KJ65W","created_at":"2026-07-05T09:38:53Z"},{"alias_kind":"pith_short_8","alias_value":"I5RV3QTW","created_at":"2026-07-05T09:38:53Z"}],"graph_snapshots":[{"event_id":"sha256:ae38c3c44c6fac473fc6dbf157d3f1a089dbe96bfec9e30496ba1f27e9a6fd1d","target":"graph","created_at":"2026-07-05T09:38:53Z","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/2411.14605/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We designed three color-coding schemes to identify related information across representations and to differentiate distinct information within a representation in slide-based instruction for calculus-based introductory mechanics. We found that students had generally favorable opinions on the use of color and that the few negative criticisms are easily addressed through minor modifications to implementation. Without having the color-coding schemes pointed out to them, a modest but consistent minority of students who found color helpful also described the color-coding schemes implemented, and ab","authors_text":"Brianna S. Dillon Thomas, Scott Carr, Siming Guo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2024-11-21T22:10:21Z","title":"The effect of color-coding on students' perception of learning in introductory mechanics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.14605","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":"sha256:259b8fdcf66fb1a5b3180bdb710c9f6c04729c19a366c0f82a2c820446e6e1a1","target":"record","created_at":"2026-07-05T09:38:53Z","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":"5229865e4940ffe6eae300af96599400498773e3f328ed4ac02ae3284e1b4f33","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ed-ph","submitted_at":"2024-11-21T22:10:21Z","title_canon_sha256":"b5fab661da656265c509fd899d6083fff7956f20a1e6d1cff7b55426b39f8d0a"},"schema_version":"1.0","source":{"id":"2411.14605","kind":"arxiv","version":1}},"canonical_sha256":"47635dc276ea76a4fbb69e083c351972979747357236ea2e981632b781c7e6eb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"47635dc276ea76a4fbb69e083c351972979747357236ea2e981632b781c7e6eb","first_computed_at":"2026-07-05T09:38:53.771880Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:38:53.771880Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UGFbGbNnMQO8ZHUBGsJb7yI0WqJTYjaRC31t5d2pOuil0LU3TcQLF9XaS9sFcZpHe/A5wxJBGvR2cV0JdpjBAA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:38:53.772414Z","signed_message":"canonical_sha256_bytes"},"source_id":"2411.14605","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:259b8fdcf66fb1a5b3180bdb710c9f6c04729c19a366c0f82a2c820446e6e1a1","sha256:ae38c3c44c6fac473fc6dbf157d3f1a089dbe96bfec9e30496ba1f27e9a6fd1d"],"state_sha256":"51b303906184aafffd486982324ff82bae3e222065c787b1c2a59114f0ae41d5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yGnxQUqDrLqeHBgcXxTxF21cHoZ4ofZFAPU04ZiMzde9SdAtaNwGM/6HA6vHzzu/6z/uGryo88RG55SbEDyfCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T23:50:06.849653Z","bundle_sha256":"63ea83312a276716c6c5eaa5c7b9f1131505738dc0a5463064381fa88a70fc08"}}