{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:LFB4K6BB7VZB7EMIMOC34O6IIV","short_pith_number":"pith:LFB4K6BB","canonical_record":{"source":{"id":"1605.01521","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2016-05-05T07:37:14Z","cross_cats_sorted":["stat.CO"],"title_canon_sha256":"eba50d50bf5378e4b7693fa66e3c3b1c0eebbe50ef326863066ccda83483d981","abstract_canon_sha256":"b053cdd5d38153e9dc8629425398708eadb0a81a6b461afb87e4fc87691d82f1"},"schema_version":"1.0"},"canonical_sha256":"5943c57821fd721f91886385be3bc8455619ee2981e1af7438a103b253fa6ea5","source":{"kind":"arxiv","id":"1605.01521","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.01521","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"arxiv_version","alias_value":"1605.01521v1","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.01521","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"pith_short_12","alias_value":"LFB4K6BB7VZB","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"LFB4K6BB7VZB7EMI","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"LFB4K6BB","created_at":"2026-05-18T12:30:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:LFB4K6BB7VZB7EMIMOC34O6IIV","target":"record","payload":{"canonical_record":{"source":{"id":"1605.01521","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2016-05-05T07:37:14Z","cross_cats_sorted":["stat.CO"],"title_canon_sha256":"eba50d50bf5378e4b7693fa66e3c3b1c0eebbe50ef326863066ccda83483d981","abstract_canon_sha256":"b053cdd5d38153e9dc8629425398708eadb0a81a6b461afb87e4fc87691d82f1"},"schema_version":"1.0"},"canonical_sha256":"5943c57821fd721f91886385be3bc8455619ee2981e1af7438a103b253fa6ea5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:15:33.454043Z","signature_b64":"IpBPlYMjl5Fxlya4fTxN+9hU/qcNIXSEDZf2OrlpubGAjjpGqXmWgqpkKSr6fTby6oC6foJNYKePiXSbdbKGDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5943c57821fd721f91886385be3bc8455619ee2981e1af7438a103b253fa6ea5","last_reissued_at":"2026-05-18T01:15:33.452997Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:15:33.452997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1605.01521","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":"2026-05-18T01:15:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7T7eXw1cm2L94x1dzzqdz92WQcIP5b+v37FuuN6cxMg1LxpllejxM/gPsWYjGek2kx4LDTJPweMbogEKkow/CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T04:53:40.769172Z"},"content_sha256":"64b3f70cbb9a1b43d8966b21453345f92609ad3a9abc5b0527434b51988127ab","schema_version":"1.0","event_id":"sha256:64b3f70cbb9a1b43d8966b21453345f92609ad3a9abc5b0527434b51988127ab"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:LFB4K6BB7VZB7EMIMOC34O6IIV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SDDP vs. ADP: The Effect of Dimensionality in Multistage Stochastic Optimization for Grid Level Energy Storage","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["stat.CO"],"primary_cat":"math.OC","authors_text":"Daniel F. Salas, Tsvetan Asamov, Warren B. Powell","submitted_at":"2016-05-05T07:37:14Z","abstract_excerpt":"There has been widespread interest in the use of grid-level storage to handle the variability from increasing penetrations of wind and solar energy. This problem setting requires optimizing energy storage and release decisions for anywhere from a half-dozen, to potentially hundreds of storage devices spread around the grid as new technologies evolve. We approach this problem using two competing algorithmic strategies. The first, developed within the stochastic programming literature, is stochastic dual dynamic programming (SDDP) which uses Benders decomposition to create a multidimensional val"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.01521","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":"2026-05-18T01:15:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cPS0lGCg7899CGeBzRLxGF4rmbm+QV/ReOZCx0KRYoqG8U5nB/Dxq0i6b3EtHV9fU5TlpK/YSKbys2070grzAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T04:53:40.769523Z"},"content_sha256":"78c061a62c8e63709bd7a3ffd327f026dc2482067bb0230b395eaf3e743e2bb5","schema_version":"1.0","event_id":"sha256:78c061a62c8e63709bd7a3ffd327f026dc2482067bb0230b395eaf3e743e2bb5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LFB4K6BB7VZB7EMIMOC34O6IIV/bundle.json","state_url":"https://pith.science/pith/LFB4K6BB7VZB7EMIMOC34O6IIV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LFB4K6BB7VZB7EMIMOC34O6IIV/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":"2026-06-27T04:53:40Z","links":{"resolver":"https://pith.science/pith/LFB4K6BB7VZB7EMIMOC34O6IIV","bundle":"https://pith.science/pith/LFB4K6BB7VZB7EMIMOC34O6IIV/bundle.json","state":"https://pith.science/pith/LFB4K6BB7VZB7EMIMOC34O6IIV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LFB4K6BB7VZB7EMIMOC34O6IIV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:LFB4K6BB7VZB7EMIMOC34O6IIV","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":"b053cdd5d38153e9dc8629425398708eadb0a81a6b461afb87e4fc87691d82f1","cross_cats_sorted":["stat.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2016-05-05T07:37:14Z","title_canon_sha256":"eba50d50bf5378e4b7693fa66e3c3b1c0eebbe50ef326863066ccda83483d981"},"schema_version":"1.0","source":{"id":"1605.01521","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1605.01521","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"arxiv_version","alias_value":"1605.01521v1","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1605.01521","created_at":"2026-05-18T01:15:33Z"},{"alias_kind":"pith_short_12","alias_value":"LFB4K6BB7VZB","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"LFB4K6BB7VZB7EMI","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"LFB4K6BB","created_at":"2026-05-18T12:30:29Z"}],"graph_snapshots":[{"event_id":"sha256:78c061a62c8e63709bd7a3ffd327f026dc2482067bb0230b395eaf3e743e2bb5","target":"graph","created_at":"2026-05-18T01:15:33Z","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":"There has been widespread interest in the use of grid-level storage to handle the variability from increasing penetrations of wind and solar energy. This problem setting requires optimizing energy storage and release decisions for anywhere from a half-dozen, to potentially hundreds of storage devices spread around the grid as new technologies evolve. We approach this problem using two competing algorithmic strategies. The first, developed within the stochastic programming literature, is stochastic dual dynamic programming (SDDP) which uses Benders decomposition to create a multidimensional val","authors_text":"Daniel F. Salas, Tsvetan Asamov, Warren B. Powell","cross_cats":["stat.CO"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2016-05-05T07:37:14Z","title":"SDDP vs. ADP: The Effect of Dimensionality in Multistage Stochastic Optimization for Grid Level Energy Storage"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1605.01521","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":"sha256:64b3f70cbb9a1b43d8966b21453345f92609ad3a9abc5b0527434b51988127ab","target":"record","created_at":"2026-05-18T01:15:33Z","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":"b053cdd5d38153e9dc8629425398708eadb0a81a6b461afb87e4fc87691d82f1","cross_cats_sorted":["stat.CO"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2016-05-05T07:37:14Z","title_canon_sha256":"eba50d50bf5378e4b7693fa66e3c3b1c0eebbe50ef326863066ccda83483d981"},"schema_version":"1.0","source":{"id":"1605.01521","kind":"arxiv","version":1}},"canonical_sha256":"5943c57821fd721f91886385be3bc8455619ee2981e1af7438a103b253fa6ea5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5943c57821fd721f91886385be3bc8455619ee2981e1af7438a103b253fa6ea5","first_computed_at":"2026-05-18T01:15:33.452997Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:15:33.452997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IpBPlYMjl5Fxlya4fTxN+9hU/qcNIXSEDZf2OrlpubGAjjpGqXmWgqpkKSr6fTby6oC6foJNYKePiXSbdbKGDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:15:33.454043Z","signed_message":"canonical_sha256_bytes"},"source_id":"1605.01521","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:64b3f70cbb9a1b43d8966b21453345f92609ad3a9abc5b0527434b51988127ab","sha256:78c061a62c8e63709bd7a3ffd327f026dc2482067bb0230b395eaf3e743e2bb5"],"state_sha256":"03bcfc767b5bf45b8eb2c8d4bad007fe7c9acbfc845a69b9eabdb54dc33db466"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dV3XszX0i7vLZe5zA21Dg8kTdCHIi/vXt8cSzElTq3toHSnVBV9PYKg4y2bBy7HNpPPEzVXSX1FY5UM1lcl9Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T04:53:40.773561Z","bundle_sha256":"d75ede51d69c4b668c602244e4a6b0df2f7ec2048eb4e3b84b17239850261e3f"}}