{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:2EJA3A44OFCDR2WI7GNMJMZ2VZ","short_pith_number":"pith:2EJA3A44","canonical_record":{"source":{"id":"1207.1821","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2012-07-07T18:58:39Z","cross_cats_sorted":[],"title_canon_sha256":"4d81d11d7b423f7881976d16e5753d2b278d37a02bda764fb8d11b6fb9792cad","abstract_canon_sha256":"163b01d40f17eaf144307a08557a61c32e40135c0c41a6f79c4122887fdcffa4"},"schema_version":"1.0"},"canonical_sha256":"d1120d839c714438eac8f99ac4b33aae665b74e9cad4a661473712d5fde0d892","source":{"kind":"arxiv","id":"1207.1821","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.1821","created_at":"2026-05-18T03:51:26Z"},{"alias_kind":"arxiv_version","alias_value":"1207.1821v1","created_at":"2026-05-18T03:51:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.1821","created_at":"2026-05-18T03:51:26Z"},{"alias_kind":"pith_short_12","alias_value":"2EJA3A44OFCD","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"2EJA3A44OFCDR2WI","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"2EJA3A44","created_at":"2026-05-18T12:26:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:2EJA3A44OFCDR2WI7GNMJMZ2VZ","target":"record","payload":{"canonical_record":{"source":{"id":"1207.1821","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2012-07-07T18:58:39Z","cross_cats_sorted":[],"title_canon_sha256":"4d81d11d7b423f7881976d16e5753d2b278d37a02bda764fb8d11b6fb9792cad","abstract_canon_sha256":"163b01d40f17eaf144307a08557a61c32e40135c0c41a6f79c4122887fdcffa4"},"schema_version":"1.0"},"canonical_sha256":"d1120d839c714438eac8f99ac4b33aae665b74e9cad4a661473712d5fde0d892","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:51:26.802010Z","signature_b64":"ZebJHGjaCo/j4eR+jnnmIeFNffhdmzH/V5IbV+xa/V5OPIuZvElwscHB7PEjnHTWO7U5SSKjEmkqPupVVV79CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d1120d839c714438eac8f99ac4b33aae665b74e9cad4a661473712d5fde0d892","last_reissued_at":"2026-05-18T03:51:26.801234Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:51:26.801234Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1207.1821","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":"2026-05-18T03:51:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ehZg5XMarVgC2RLMqMOSoBP6hxzMn+QnIUKhBnxhbrD8s5C8Iu7rUB8dNOnyfeiUflKAL1KB9l8IZ2Xe62z1Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T20:25:35.123803Z"},"content_sha256":"e48a0324bb838175a22e8c63f2edb06ebf4984d6f43462b468f56a91636997a2","schema_version":"1.0","event_id":"sha256:e48a0324bb838175a22e8c63f2edb06ebf4984d6f43462b468f56a91636997a2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:2EJA3A44OFCDR2WI7GNMJMZ2VZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Beyond Experience Sampling: Evaluating Personal Informatics with Technology-Assisted Reconstruction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.HC","authors_text":"Evangelos Karapanos","submitted_at":"2012-07-07T18:58:39Z","abstract_excerpt":"Experience Sampling has been considered the golden standard of in-situ measurement, yet, at the expense of high burden to participants. In this paper we propose Technology-Assisted Reconstruction (TAR), a methodological approach that combines passive logging of users' behaviors with use of these data in assisting the reconstruction of behaviors and experiences. Through a number of recent and ongoing projects we will discuss how TAR may be employed for the evaluation of personal informatics systems, but also, conversely, how ideas from the field of personal informatics may contribute towards th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.1821","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":"2026-05-18T03:51:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"noXIihaFZb6l6E1k/NfwC+XUr6ls84mGpEtIOXqD9xcjEM3vqLZP8Od/Slowiwv+BbiyYnri8Wn/qN0WE5SyAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T20:25:35.124786Z"},"content_sha256":"a3c2ede451b8103bf09e65dca69b57a7004bc2dccca474d581b7293cccb65301","schema_version":"1.0","event_id":"sha256:a3c2ede451b8103bf09e65dca69b57a7004bc2dccca474d581b7293cccb65301"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2EJA3A44OFCDR2WI7GNMJMZ2VZ/bundle.json","state_url":"https://pith.science/pith/2EJA3A44OFCDR2WI7GNMJMZ2VZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2EJA3A44OFCDR2WI7GNMJMZ2VZ/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":"2026-06-05T20:25:35Z","links":{"resolver":"https://pith.science/pith/2EJA3A44OFCDR2WI7GNMJMZ2VZ","bundle":"https://pith.science/pith/2EJA3A44OFCDR2WI7GNMJMZ2VZ/bundle.json","state":"https://pith.science/pith/2EJA3A44OFCDR2WI7GNMJMZ2VZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2EJA3A44OFCDR2WI7GNMJMZ2VZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:2EJA3A44OFCDR2WI7GNMJMZ2VZ","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":"163b01d40f17eaf144307a08557a61c32e40135c0c41a6f79c4122887fdcffa4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2012-07-07T18:58:39Z","title_canon_sha256":"4d81d11d7b423f7881976d16e5753d2b278d37a02bda764fb8d11b6fb9792cad"},"schema_version":"1.0","source":{"id":"1207.1821","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1207.1821","created_at":"2026-05-18T03:51:26Z"},{"alias_kind":"arxiv_version","alias_value":"1207.1821v1","created_at":"2026-05-18T03:51:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.1821","created_at":"2026-05-18T03:51:26Z"},{"alias_kind":"pith_short_12","alias_value":"2EJA3A44OFCD","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_16","alias_value":"2EJA3A44OFCDR2WI","created_at":"2026-05-18T12:26:50Z"},{"alias_kind":"pith_short_8","alias_value":"2EJA3A44","created_at":"2026-05-18T12:26:50Z"}],"graph_snapshots":[{"event_id":"sha256:a3c2ede451b8103bf09e65dca69b57a7004bc2dccca474d581b7293cccb65301","target":"graph","created_at":"2026-05-18T03:51:26Z","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":"Experience Sampling has been considered the golden standard of in-situ measurement, yet, at the expense of high burden to participants. In this paper we propose Technology-Assisted Reconstruction (TAR), a methodological approach that combines passive logging of users' behaviors with use of these data in assisting the reconstruction of behaviors and experiences. Through a number of recent and ongoing projects we will discuss how TAR may be employed for the evaluation of personal informatics systems, but also, conversely, how ideas from the field of personal informatics may contribute towards th","authors_text":"Evangelos Karapanos","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2012-07-07T18:58:39Z","title":"Beyond Experience Sampling: Evaluating Personal Informatics with Technology-Assisted Reconstruction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.1821","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:e48a0324bb838175a22e8c63f2edb06ebf4984d6f43462b468f56a91636997a2","target":"record","created_at":"2026-05-18T03:51:26Z","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":"163b01d40f17eaf144307a08557a61c32e40135c0c41a6f79c4122887fdcffa4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2012-07-07T18:58:39Z","title_canon_sha256":"4d81d11d7b423f7881976d16e5753d2b278d37a02bda764fb8d11b6fb9792cad"},"schema_version":"1.0","source":{"id":"1207.1821","kind":"arxiv","version":1}},"canonical_sha256":"d1120d839c714438eac8f99ac4b33aae665b74e9cad4a661473712d5fde0d892","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d1120d839c714438eac8f99ac4b33aae665b74e9cad4a661473712d5fde0d892","first_computed_at":"2026-05-18T03:51:26.801234Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:51:26.801234Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZebJHGjaCo/j4eR+jnnmIeFNffhdmzH/V5IbV+xa/V5OPIuZvElwscHB7PEjnHTWO7U5SSKjEmkqPupVVV79CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:51:26.802010Z","signed_message":"canonical_sha256_bytes"},"source_id":"1207.1821","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e48a0324bb838175a22e8c63f2edb06ebf4984d6f43462b468f56a91636997a2","sha256:a3c2ede451b8103bf09e65dca69b57a7004bc2dccca474d581b7293cccb65301"],"state_sha256":"02bb05f59bb8a4fdbcea97e256b527a536a5dec22e0d73d2d05ca217babe1b60"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RkpbqgWf/qYO9o4/zTUF3s5CcMK9oyt3/v6KsN4jIsjbbhtjxx6Cl4noPjVIldp8gIHBYgB9CDIdQOMFyAahAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T20:25:35.129099Z","bundle_sha256":"28bcde56d928ef2ae509301258a515a8839759bf2224eb705afc1436a3fca35f"}}