{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:TOZVG47YLPFR7E2WCPU6R5VU6T","short_pith_number":"pith:TOZVG47Y","canonical_record":{"source":{"id":"1008.2556","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2010-08-15T23:18:32Z","cross_cats_sorted":[],"title_canon_sha256":"f9f949cb4a8af76e1a3ae32cd23878e3cf2ccf6d1344fce7903b6e3a79f957e5","abstract_canon_sha256":"719331306de5409c86747105a8aaa8a0873e7b5ad64dc043b53f30bca2226129"},"schema_version":"1.0"},"canonical_sha256":"9bb35373f85bcb1f935613e9e8f6b4f4cd9aa3c176648cdc47c01960fd3236e3","source":{"kind":"arxiv","id":"1008.2556","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.2556","created_at":"2026-05-18T03:27:33Z"},{"alias_kind":"arxiv_version","alias_value":"1008.2556v1","created_at":"2026-05-18T03:27:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.2556","created_at":"2026-05-18T03:27:33Z"},{"alias_kind":"pith_short_12","alias_value":"TOZVG47YLPFR","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"TOZVG47YLPFR7E2W","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"TOZVG47Y","created_at":"2026-05-18T12:26:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:TOZVG47YLPFR7E2WCPU6R5VU6T","target":"record","payload":{"canonical_record":{"source":{"id":"1008.2556","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2010-08-15T23:18:32Z","cross_cats_sorted":[],"title_canon_sha256":"f9f949cb4a8af76e1a3ae32cd23878e3cf2ccf6d1344fce7903b6e3a79f957e5","abstract_canon_sha256":"719331306de5409c86747105a8aaa8a0873e7b5ad64dc043b53f30bca2226129"},"schema_version":"1.0"},"canonical_sha256":"9bb35373f85bcb1f935613e9e8f6b4f4cd9aa3c176648cdc47c01960fd3236e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:27:33.282870Z","signature_b64":"HzA7QUo/ZBR35RcXm7/bn5Rx+L5vq9PsigNjq+fCxfYxBQnXzJxXc1BZBI/FLDl0aTGRtf03ruW7CqFSnn8ABA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9bb35373f85bcb1f935613e9e8f6b4f4cd9aa3c176648cdc47c01960fd3236e3","last_reissued_at":"2026-05-18T03:27:33.282441Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:27:33.282441Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1008.2556","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":"2026-05-18T03:27:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"z1fehXmiOeiJ3Y5ZFWwUfPq67sTsGP7lXdaIonCV58Rml9Yw9LR7vbe/nCY8uYbJlPLvWlGY6VifhKbYwozZDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T14:25:32.278690Z"},"content_sha256":"1c94b7173a52db0202e59142b4786918e223a392850892c9f439ff87171a57d0","schema_version":"1.0","event_id":"sha256:1c94b7173a52db0202e59142b4786918e223a392850892c9f439ff87171a57d0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:TOZVG47YLPFR7E2WCPU6R5VU6T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Patterns of Individual Shopping Behavior","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CY","authors_text":"Alex Pentland, Coco Krumme, Manuel Cebrian","submitted_at":"2010-08-15T23:18:32Z","abstract_excerpt":"Much of economic theory is built on observations of aggregate, rather than individual, behavior. Here, we present novel findings on human shopping patterns at the resolution of a single purchase. Our results suggest that much of our seemingly elective activity is actually driven by simple routines. While the interleaving of shopping events creates randomness at the small scale, on the whole consumer behavior is largely predictable. We also examine income-dependent differences in how people shop, and find that wealthy individuals are more likely to bundle shopping trips. These results validate "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.2556","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":"2026-05-18T03:27:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e339GESXAXqdWOgsl+ISN7B7KtpInl1YTnPaLKO2rkSv/IBpWCMNmnsqCJn4axTtACXwYCl3NKxL243+CtRKDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T14:25:32.279049Z"},"content_sha256":"50449aa753f297383d9098deb9c3e07a4bbc09aaae40d09e0b95a19cde5a5613","schema_version":"1.0","event_id":"sha256:50449aa753f297383d9098deb9c3e07a4bbc09aaae40d09e0b95a19cde5a5613"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TOZVG47YLPFR7E2WCPU6R5VU6T/bundle.json","state_url":"https://pith.science/pith/TOZVG47YLPFR7E2WCPU6R5VU6T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TOZVG47YLPFR7E2WCPU6R5VU6T/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":"2026-06-26T14:25:32Z","links":{"resolver":"https://pith.science/pith/TOZVG47YLPFR7E2WCPU6R5VU6T","bundle":"https://pith.science/pith/TOZVG47YLPFR7E2WCPU6R5VU6T/bundle.json","state":"https://pith.science/pith/TOZVG47YLPFR7E2WCPU6R5VU6T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TOZVG47YLPFR7E2WCPU6R5VU6T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:TOZVG47YLPFR7E2WCPU6R5VU6T","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":"719331306de5409c86747105a8aaa8a0873e7b5ad64dc043b53f30bca2226129","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2010-08-15T23:18:32Z","title_canon_sha256":"f9f949cb4a8af76e1a3ae32cd23878e3cf2ccf6d1344fce7903b6e3a79f957e5"},"schema_version":"1.0","source":{"id":"1008.2556","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.2556","created_at":"2026-05-18T03:27:33Z"},{"alias_kind":"arxiv_version","alias_value":"1008.2556v1","created_at":"2026-05-18T03:27:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.2556","created_at":"2026-05-18T03:27:33Z"},{"alias_kind":"pith_short_12","alias_value":"TOZVG47YLPFR","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"TOZVG47YLPFR7E2W","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"TOZVG47Y","created_at":"2026-05-18T12:26:13Z"}],"graph_snapshots":[{"event_id":"sha256:50449aa753f297383d9098deb9c3e07a4bbc09aaae40d09e0b95a19cde5a5613","target":"graph","created_at":"2026-05-18T03:27:33Z","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":"Much of economic theory is built on observations of aggregate, rather than individual, behavior. Here, we present novel findings on human shopping patterns at the resolution of a single purchase. Our results suggest that much of our seemingly elective activity is actually driven by simple routines. While the interleaving of shopping events creates randomness at the small scale, on the whole consumer behavior is largely predictable. We also examine income-dependent differences in how people shop, and find that wealthy individuals are more likely to bundle shopping trips. These results validate ","authors_text":"Alex Pentland, Coco Krumme, Manuel Cebrian","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2010-08-15T23:18:32Z","title":"Patterns of Individual Shopping Behavior"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.2556","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":"sha256:1c94b7173a52db0202e59142b4786918e223a392850892c9f439ff87171a57d0","target":"record","created_at":"2026-05-18T03:27:33Z","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":"719331306de5409c86747105a8aaa8a0873e7b5ad64dc043b53f30bca2226129","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CY","submitted_at":"2010-08-15T23:18:32Z","title_canon_sha256":"f9f949cb4a8af76e1a3ae32cd23878e3cf2ccf6d1344fce7903b6e3a79f957e5"},"schema_version":"1.0","source":{"id":"1008.2556","kind":"arxiv","version":1}},"canonical_sha256":"9bb35373f85bcb1f935613e9e8f6b4f4cd9aa3c176648cdc47c01960fd3236e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9bb35373f85bcb1f935613e9e8f6b4f4cd9aa3c176648cdc47c01960fd3236e3","first_computed_at":"2026-05-18T03:27:33.282441Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:27:33.282441Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"HzA7QUo/ZBR35RcXm7/bn5Rx+L5vq9PsigNjq+fCxfYxBQnXzJxXc1BZBI/FLDl0aTGRtf03ruW7CqFSnn8ABA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:27:33.282870Z","signed_message":"canonical_sha256_bytes"},"source_id":"1008.2556","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c94b7173a52db0202e59142b4786918e223a392850892c9f439ff87171a57d0","sha256:50449aa753f297383d9098deb9c3e07a4bbc09aaae40d09e0b95a19cde5a5613"],"state_sha256":"4255ff7c22630d6f2cc04a3246fdd05460e6bdccd2b00373665ba5c66503ebf5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TZewthyc1JBW487KAxgki2tk0/VxOzYF1DWIwwL8qHCkYbXCXnl0j9VRgS+RljnpQAAb/kO7Veiq9G/1Bq+6Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T14:25:32.281112Z","bundle_sha256":"d0508520340f316c073f86afcd170b581762cb801d9382afcdf68415e2c79758"}}