{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:VB5HWJ2OHSKRBJDVN32VSKKXF4","short_pith_number":"pith:VB5HWJ2O","canonical_record":{"source":{"id":"0803.2273","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.CD","submitted_at":"2008-03-15T07:46:05Z","cross_cats_sorted":["cond-mat.stat-mech","physics.flu-dyn"],"title_canon_sha256":"f0bd94ae06cba7e2af4ccfec674c7c6fe68ad06d067e1684fe34baa9b6e2290f","abstract_canon_sha256":"d751a882b53569518e1f54f9eb93d0e9ebf16d7180e24361796847080dbcc2ee"},"schema_version":"1.0"},"canonical_sha256":"a87a7b274e3c9510a4756ef55929572f3b1530bf2eb0d84918be2de2817a20a3","source":{"kind":"arxiv","id":"0803.2273","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0803.2273","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"arxiv_version","alias_value":"0803.2273v2","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0803.2273","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"pith_short_12","alias_value":"VB5HWJ2OHSKR","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"VB5HWJ2OHSKRBJDV","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"VB5HWJ2O","created_at":"2026-05-18T12:25:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:VB5HWJ2OHSKRBJDVN32VSKKXF4","target":"record","payload":{"canonical_record":{"source":{"id":"0803.2273","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.CD","submitted_at":"2008-03-15T07:46:05Z","cross_cats_sorted":["cond-mat.stat-mech","physics.flu-dyn"],"title_canon_sha256":"f0bd94ae06cba7e2af4ccfec674c7c6fe68ad06d067e1684fe34baa9b6e2290f","abstract_canon_sha256":"d751a882b53569518e1f54f9eb93d0e9ebf16d7180e24361796847080dbcc2ee"},"schema_version":"1.0"},"canonical_sha256":"a87a7b274e3c9510a4756ef55929572f3b1530bf2eb0d84918be2de2817a20a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:16:00.244225Z","signature_b64":"CDQKNJvV1ReI2GNbGp6aAW4W/v7AauIqyMm+n/hsO+nl6pILv6XmTHIBpARCTxSNWN/nzY1mZE9Mck1iRor9DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a87a7b274e3c9510a4756ef55929572f3b1530bf2eb0d84918be2de2817a20a3","last_reissued_at":"2026-05-18T02:16:00.243559Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:16:00.243559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0803.2273","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:16:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gfYtYZR6zWtgozzTrhFEIU0gPOR2eoHJTcY7fhQJDi3le8l6ikGdusGle/Pm2H7Z8pBUm2uWRjvUJ91AMwHFDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T02:35:55.700193Z"},"content_sha256":"d8897d7e7f738c76b75cb5b022e48e77f54fc037934d5958c9b9a3440ac4bc9f","schema_version":"1.0","event_id":"sha256:d8897d7e7f738c76b75cb5b022e48e77f54fc037934d5958c9b9a3440ac4bc9f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:VB5HWJ2OHSKRBJDVN32VSKKXF4","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On two-dimensionalization of three-dimensional turbulence in shell models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech","physics.flu-dyn"],"primary_cat":"nlin.CD","authors_text":"Amartya Sarkar, Mogens H. Jensen, Sagar Chakraborty","submitted_at":"2008-03-15T07:46:05Z","abstract_excerpt":"Applying a modified version of the Gledzer-Ohkitani-Yamada (GOY) shell model, the signatures of so-called two-dimensionalization effect of three-dimensional incompressible, homogeneous, isotropic fully developed unforced turbulence have been studied and reproduced. Within the framework of shell models we have obtained the following results: (i) progressive steepening of the energy spectrum with increased strength of the rotation, and, (ii) depletion in the energy flux of the forward forward cascade, sometimes leading to an inverse cascade. The presence of extended self-similarity and self-simi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0803.2273","kind":"arxiv","version":2},"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":"2026-05-18T02:16:00Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WtFDq/kqYCW5GewYBz2ahDwnaCxNau22UKP9LkOBki6UyeMHpB+jB7B2yWLZJ4DcgTgbooAXMPJGws6UV9DVCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T02:35:55.700567Z"},"content_sha256":"9af0bec971dd50eebef1abc70242b8134be6a854cfc5fd2d8026458422bb2537","schema_version":"1.0","event_id":"sha256:9af0bec971dd50eebef1abc70242b8134be6a854cfc5fd2d8026458422bb2537"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/VB5HWJ2OHSKRBJDVN32VSKKXF4/bundle.json","state_url":"https://pith.science/pith/VB5HWJ2OHSKRBJDVN32VSKKXF4/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/VB5HWJ2OHSKRBJDVN32VSKKXF4/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":"2026-06-03T02:35:55Z","links":{"resolver":"https://pith.science/pith/VB5HWJ2OHSKRBJDVN32VSKKXF4","bundle":"https://pith.science/pith/VB5HWJ2OHSKRBJDVN32VSKKXF4/bundle.json","state":"https://pith.science/pith/VB5HWJ2OHSKRBJDVN32VSKKXF4/state.json","well_known_bundle":"https://pith.science/.well-known/pith/VB5HWJ2OHSKRBJDVN32VSKKXF4/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:VB5HWJ2OHSKRBJDVN32VSKKXF4","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":"d751a882b53569518e1f54f9eb93d0e9ebf16d7180e24361796847080dbcc2ee","cross_cats_sorted":["cond-mat.stat-mech","physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.CD","submitted_at":"2008-03-15T07:46:05Z","title_canon_sha256":"f0bd94ae06cba7e2af4ccfec674c7c6fe68ad06d067e1684fe34baa9b6e2290f"},"schema_version":"1.0","source":{"id":"0803.2273","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0803.2273","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"arxiv_version","alias_value":"0803.2273v2","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0803.2273","created_at":"2026-05-18T02:16:00Z"},{"alias_kind":"pith_short_12","alias_value":"VB5HWJ2OHSKR","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"VB5HWJ2OHSKRBJDV","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"VB5HWJ2O","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:9af0bec971dd50eebef1abc70242b8134be6a854cfc5fd2d8026458422bb2537","target":"graph","created_at":"2026-05-18T02:16:00Z","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":"Applying a modified version of the Gledzer-Ohkitani-Yamada (GOY) shell model, the signatures of so-called two-dimensionalization effect of three-dimensional incompressible, homogeneous, isotropic fully developed unforced turbulence have been studied and reproduced. Within the framework of shell models we have obtained the following results: (i) progressive steepening of the energy spectrum with increased strength of the rotation, and, (ii) depletion in the energy flux of the forward forward cascade, sometimes leading to an inverse cascade. The presence of extended self-similarity and self-simi","authors_text":"Amartya Sarkar, Mogens H. Jensen, Sagar Chakraborty","cross_cats":["cond-mat.stat-mech","physics.flu-dyn"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.CD","submitted_at":"2008-03-15T07:46:05Z","title":"On two-dimensionalization of three-dimensional turbulence in shell models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0803.2273","kind":"arxiv","version":2},"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:d8897d7e7f738c76b75cb5b022e48e77f54fc037934d5958c9b9a3440ac4bc9f","target":"record","created_at":"2026-05-18T02:16:00Z","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":"d751a882b53569518e1f54f9eb93d0e9ebf16d7180e24361796847080dbcc2ee","cross_cats_sorted":["cond-mat.stat-mech","physics.flu-dyn"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nlin.CD","submitted_at":"2008-03-15T07:46:05Z","title_canon_sha256":"f0bd94ae06cba7e2af4ccfec674c7c6fe68ad06d067e1684fe34baa9b6e2290f"},"schema_version":"1.0","source":{"id":"0803.2273","kind":"arxiv","version":2}},"canonical_sha256":"a87a7b274e3c9510a4756ef55929572f3b1530bf2eb0d84918be2de2817a20a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a87a7b274e3c9510a4756ef55929572f3b1530bf2eb0d84918be2de2817a20a3","first_computed_at":"2026-05-18T02:16:00.243559Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:16:00.243559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CDQKNJvV1ReI2GNbGp6aAW4W/v7AauIqyMm+n/hsO+nl6pILv6XmTHIBpARCTxSNWN/nzY1mZE9Mck1iRor9DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:16:00.244225Z","signed_message":"canonical_sha256_bytes"},"source_id":"0803.2273","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d8897d7e7f738c76b75cb5b022e48e77f54fc037934d5958c9b9a3440ac4bc9f","sha256:9af0bec971dd50eebef1abc70242b8134be6a854cfc5fd2d8026458422bb2537"],"state_sha256":"93d160730db1e9cd5c86c286aef6f58c086b76b2c696d10cc0e5b2d216fe5157"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Fn7tvGsnW9BVbUeoqzke4XAg4xtsFNA98PHwwAymWJq4UimxSND/ahN3O3b+dXP1b6L8rdDk2WExYS4OhGD3DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T02:35:55.702466Z","bundle_sha256":"ad0c6ab67bed3fe17e768ba46b4a1193f0a74b3215ea265ee5e9d9b459dd2748"}}