{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:LJ7KOZKGFTNLRJ3KJBFUKWHNY3","short_pith_number":"pith:LJ7KOZKG","canonical_record":{"source":{"id":"2606.02015","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2026-06-01T10:06:56Z","cross_cats_sorted":[],"title_canon_sha256":"ffd9ccd34e74f2138d24e90c5a66b5650f755d318833b6564665dd7e284ba6a3","abstract_canon_sha256":"7d02cd4ba4c5ac9b61ef77ba13236992d37f334d78c87e6f55fa10e134af8d62"},"schema_version":"1.0"},"canonical_sha256":"5a7ea765462cdab8a76a484b4558edc6c37a908d3554867ef70b7654345540a3","source":{"kind":"arxiv","id":"2606.02015","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.02015","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"arxiv_version","alias_value":"2606.02015v1","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.02015","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"pith_short_12","alias_value":"LJ7KOZKGFTNL","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"pith_short_16","alias_value":"LJ7KOZKGFTNLRJ3K","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"pith_short_8","alias_value":"LJ7KOZKG","created_at":"2026-06-02T02:05:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:LJ7KOZKGFTNLRJ3KJBFUKWHNY3","target":"record","payload":{"canonical_record":{"source":{"id":"2606.02015","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2026-06-01T10:06:56Z","cross_cats_sorted":[],"title_canon_sha256":"ffd9ccd34e74f2138d24e90c5a66b5650f755d318833b6564665dd7e284ba6a3","abstract_canon_sha256":"7d02cd4ba4c5ac9b61ef77ba13236992d37f334d78c87e6f55fa10e134af8d62"},"schema_version":"1.0"},"canonical_sha256":"5a7ea765462cdab8a76a484b4558edc6c37a908d3554867ef70b7654345540a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-02T02:05:03.559360Z","signature_b64":"8r7Zv5wws5GmH8o9Vn8eGh5bQ2vs3jgZ1eqYMoiWElqFkAAmdV5OLW27oW2ijO/N6ZSwUXZA7RdRbvTayJdtCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a7ea765462cdab8a76a484b4558edc6c37a908d3554867ef70b7654345540a3","last_reissued_at":"2026-06-02T02:05:03.559022Z","signature_status":"signed_v1","first_computed_at":"2026-06-02T02:05:03.559022Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.02015","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":"2026-06-02T02:05:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P1k8H3lrcfgOTzu9t6e7H17B51ZbB590njIuqOPDyR558ayowebriBbtygXGQhAFJxmXV1rrow4otSsIKV/yCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:07:36.146872Z"},"content_sha256":"70c7a1070c84dbb559a2975cbeded0a271b1f1973d71ab82e145275e9dae82ac","schema_version":"1.0","event_id":"sha256:70c7a1070c84dbb559a2975cbeded0a271b1f1973d71ab82e145275e9dae82ac"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:LJ7KOZKGFTNLRJ3KJBFUKWHNY3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"What Do EROIs Measure? Implications for Energy Transition Assessment","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.soc-ph","authors_text":"Olivier Cavali\\'e, Thomas Norway","submitted_at":"2026-06-01T10:06:56Z","abstract_excerpt":"Multiple formulations of the Energy Return on Investment (EROI) coexist in the literature, differing mainly in their treatment of self-consumption and external direct energy inputs. This article shows that these differences are not merely conventional: they determine whether EROI measures the net energy surplus available to society or the internal conversion efficiency of the production process. By benchmarking three established formulations against theoretical limit cases, we demonstrate that only the external variant (EXT), which excludes self-consumed energy from the investment term, correc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.02015","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/2606.02015/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":"2026-06-02T02:05:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R5Rn28qDzqH7PEr9Uc899uiP3P1/SyZcub9JdEV7bZueCYRjqVKHnDEkqmtni+Khx6wOk1ejm0nANl9Pw6yyDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T10:07:36.147526Z"},"content_sha256":"98889aef4f1d78d165c7281a1691fbe47221fd39d28c109ee79faf6fcf48e421","schema_version":"1.0","event_id":"sha256:98889aef4f1d78d165c7281a1691fbe47221fd39d28c109ee79faf6fcf48e421"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LJ7KOZKGFTNLRJ3KJBFUKWHNY3/bundle.json","state_url":"https://pith.science/pith/LJ7KOZKGFTNLRJ3KJBFUKWHNY3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LJ7KOZKGFTNLRJ3KJBFUKWHNY3/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":"2026-06-07T10:07:36Z","links":{"resolver":"https://pith.science/pith/LJ7KOZKGFTNLRJ3KJBFUKWHNY3","bundle":"https://pith.science/pith/LJ7KOZKGFTNLRJ3KJBFUKWHNY3/bundle.json","state":"https://pith.science/pith/LJ7KOZKGFTNLRJ3KJBFUKWHNY3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LJ7KOZKGFTNLRJ3KJBFUKWHNY3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:LJ7KOZKGFTNLRJ3KJBFUKWHNY3","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":"7d02cd4ba4c5ac9b61ef77ba13236992d37f334d78c87e6f55fa10e134af8d62","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2026-06-01T10:06:56Z","title_canon_sha256":"ffd9ccd34e74f2138d24e90c5a66b5650f755d318833b6564665dd7e284ba6a3"},"schema_version":"1.0","source":{"id":"2606.02015","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.02015","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"arxiv_version","alias_value":"2606.02015v1","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.02015","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"pith_short_12","alias_value":"LJ7KOZKGFTNL","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"pith_short_16","alias_value":"LJ7KOZKGFTNLRJ3K","created_at":"2026-06-02T02:05:03Z"},{"alias_kind":"pith_short_8","alias_value":"LJ7KOZKG","created_at":"2026-06-02T02:05:03Z"}],"graph_snapshots":[{"event_id":"sha256:98889aef4f1d78d165c7281a1691fbe47221fd39d28c109ee79faf6fcf48e421","target":"graph","created_at":"2026-06-02T02:05:03Z","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/2606.02015/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Multiple formulations of the Energy Return on Investment (EROI) coexist in the literature, differing mainly in their treatment of self-consumption and external direct energy inputs. This article shows that these differences are not merely conventional: they determine whether EROI measures the net energy surplus available to society or the internal conversion efficiency of the production process. By benchmarking three established formulations against theoretical limit cases, we demonstrate that only the external variant (EXT), which excludes self-consumed energy from the investment term, correc","authors_text":"Olivier Cavali\\'e, Thomas Norway","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2026-06-01T10:06:56Z","title":"What Do EROIs Measure? Implications for Energy Transition Assessment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.02015","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":"sha256:70c7a1070c84dbb559a2975cbeded0a271b1f1973d71ab82e145275e9dae82ac","target":"record","created_at":"2026-06-02T02:05:03Z","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":"7d02cd4ba4c5ac9b61ef77ba13236992d37f334d78c87e6f55fa10e134af8d62","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.soc-ph","submitted_at":"2026-06-01T10:06:56Z","title_canon_sha256":"ffd9ccd34e74f2138d24e90c5a66b5650f755d318833b6564665dd7e284ba6a3"},"schema_version":"1.0","source":{"id":"2606.02015","kind":"arxiv","version":1}},"canonical_sha256":"5a7ea765462cdab8a76a484b4558edc6c37a908d3554867ef70b7654345540a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5a7ea765462cdab8a76a484b4558edc6c37a908d3554867ef70b7654345540a3","first_computed_at":"2026-06-02T02:05:03.559022Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-02T02:05:03.559022Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8r7Zv5wws5GmH8o9Vn8eGh5bQ2vs3jgZ1eqYMoiWElqFkAAmdV5OLW27oW2ijO/N6ZSwUXZA7RdRbvTayJdtCA==","signature_status":"signed_v1","signed_at":"2026-06-02T02:05:03.559360Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.02015","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:70c7a1070c84dbb559a2975cbeded0a271b1f1973d71ab82e145275e9dae82ac","sha256:98889aef4f1d78d165c7281a1691fbe47221fd39d28c109ee79faf6fcf48e421"],"state_sha256":"8c97ea44fffd42752e54e580408d55dfa66aa24262417807e0ba8cfe2c88b1b9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"naZDzmCgd/388xPz3ymW7CqihW3LMGDz5Hrjfwu0kjOyUBP1DoclBOyOHX8zTtMK2ogBc0cvUYMl/8ktDrhoDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T10:07:36.150880Z","bundle_sha256":"97f5ecdb7fcc77818b64e0a01349b2dd238f72374631e881dde508aa04d45653"}}