{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:BQ7TFADI4NYDY34G2MTO3KOBZZ","short_pith_number":"pith:BQ7TFADI","canonical_record":{"source":{"id":"1612.03040","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.gen-ph","submitted_at":"2016-12-06T18:14:17Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"47b485a38e9a5e7a4e5e00ac180f5d2bd8db6111e44e8b26cc3da1ad8b200dd2","abstract_canon_sha256":"dc9221d704058b90587ceeb980ce4f9e39392d8c4298d932ca59e6fee549ae29"},"schema_version":"1.0"},"canonical_sha256":"0c3f328068e3703c6f86d326eda9c1ce5bb72922e3c6e0eca80a5e028b5e3c69","source":{"kind":"arxiv","id":"1612.03040","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.03040","created_at":"2026-05-18T00:43:08Z"},{"alias_kind":"arxiv_version","alias_value":"1612.03040v1","created_at":"2026-05-18T00:43:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.03040","created_at":"2026-05-18T00:43:08Z"},{"alias_kind":"pith_short_12","alias_value":"BQ7TFADI4NYD","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BQ7TFADI4NYDY34G","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BQ7TFADI","created_at":"2026-05-18T12:30:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:BQ7TFADI4NYDY34G2MTO3KOBZZ","target":"record","payload":{"canonical_record":{"source":{"id":"1612.03040","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.gen-ph","submitted_at":"2016-12-06T18:14:17Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"47b485a38e9a5e7a4e5e00ac180f5d2bd8db6111e44e8b26cc3da1ad8b200dd2","abstract_canon_sha256":"dc9221d704058b90587ceeb980ce4f9e39392d8c4298d932ca59e6fee549ae29"},"schema_version":"1.0"},"canonical_sha256":"0c3f328068e3703c6f86d326eda9c1ce5bb72922e3c6e0eca80a5e028b5e3c69","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:43:08.946812Z","signature_b64":"RaGJ0cwaLtkcC5d2dPHRsKvtS5U4IM4zwc0M17ObsPJMd8TtujZ/qMUsTKU6JGivr/2jBgpFKG7jiiEM3x5xBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c3f328068e3703c6f86d326eda9c1ce5bb72922e3c6e0eca80a5e028b5e3c69","last_reissued_at":"2026-05-18T00:43:08.946270Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:43:08.946270Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1612.03040","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":"2026-05-18T00:43:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nVWOq93SV1h8cWmRY2jY/ObVUEcrYRx4Ykt4X0yaCzA4iQN28fcvah1G+ZQ4bBdkWWUwlsOC8y1TqhUdPi8GDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T03:08:56.707633Z"},"content_sha256":"090b5fbf4db5b993f59c981132399996cefd3e608a3a2a293259bce6ab89f325","schema_version":"1.0","event_id":"sha256:090b5fbf4db5b993f59c981132399996cefd3e608a3a2a293259bce6ab89f325"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:BQ7TFADI4NYDY34G2MTO3KOBZZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A note on holographic dark energy with varying $c^2$ term","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"physics.gen-ph","authors_text":"A. Sheykhi, N. Roshanshah, S. Ghaffari","submitted_at":"2016-12-06T18:14:17Z","abstract_excerpt":"We reconsider the holographic dark energy (HDE) model with a slowly time varying $ c^2(z)$ parameter in the energy density, namely $\\rho_D=3M_p^2 c^2(z)/L^2$, where $L$ is the IR cutoff and $z$ is the redshift parameter. As the system's IR cutoff we choose the Hubble radius and the Granda-Oliveros (GO) cutoffs. The latter inspired by the Ricci scalar curvature. We derive the evolution of the cosmological parameters such as the equation of state and the deceleration parameters as the explicit functions of the redshift parameter $z$. Then, we plot the evolutions of these cosmological parameters "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.03040","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":"2026-05-18T00:43:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HRqWQD/Hvbz187taEu09dAq/LdhBHX1F3p26VgtdJFPFGz4pbPjHJmODvBUjR5986fWaH/+yjpuBtTEo0GLXDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T03:08:56.708328Z"},"content_sha256":"011bb835ec3141d1801474b0aac0b9924de08872be7932656cdde831dd5d4e37","schema_version":"1.0","event_id":"sha256:011bb835ec3141d1801474b0aac0b9924de08872be7932656cdde831dd5d4e37"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BQ7TFADI4NYDY34G2MTO3KOBZZ/bundle.json","state_url":"https://pith.science/pith/BQ7TFADI4NYDY34G2MTO3KOBZZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BQ7TFADI4NYDY34G2MTO3KOBZZ/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":"2026-06-08T03:08:56Z","links":{"resolver":"https://pith.science/pith/BQ7TFADI4NYDY34G2MTO3KOBZZ","bundle":"https://pith.science/pith/BQ7TFADI4NYDY34G2MTO3KOBZZ/bundle.json","state":"https://pith.science/pith/BQ7TFADI4NYDY34G2MTO3KOBZZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BQ7TFADI4NYDY34G2MTO3KOBZZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:BQ7TFADI4NYDY34G2MTO3KOBZZ","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":"dc9221d704058b90587ceeb980ce4f9e39392d8c4298d932ca59e6fee549ae29","cross_cats_sorted":["hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.gen-ph","submitted_at":"2016-12-06T18:14:17Z","title_canon_sha256":"47b485a38e9a5e7a4e5e00ac180f5d2bd8db6111e44e8b26cc3da1ad8b200dd2"},"schema_version":"1.0","source":{"id":"1612.03040","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1612.03040","created_at":"2026-05-18T00:43:08Z"},{"alias_kind":"arxiv_version","alias_value":"1612.03040v1","created_at":"2026-05-18T00:43:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.03040","created_at":"2026-05-18T00:43:08Z"},{"alias_kind":"pith_short_12","alias_value":"BQ7TFADI4NYD","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_16","alias_value":"BQ7TFADI4NYDY34G","created_at":"2026-05-18T12:30:07Z"},{"alias_kind":"pith_short_8","alias_value":"BQ7TFADI","created_at":"2026-05-18T12:30:07Z"}],"graph_snapshots":[{"event_id":"sha256:011bb835ec3141d1801474b0aac0b9924de08872be7932656cdde831dd5d4e37","target":"graph","created_at":"2026-05-18T00:43:08Z","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":"We reconsider the holographic dark energy (HDE) model with a slowly time varying $ c^2(z)$ parameter in the energy density, namely $\\rho_D=3M_p^2 c^2(z)/L^2$, where $L$ is the IR cutoff and $z$ is the redshift parameter. As the system's IR cutoff we choose the Hubble radius and the Granda-Oliveros (GO) cutoffs. The latter inspired by the Ricci scalar curvature. We derive the evolution of the cosmological parameters such as the equation of state and the deceleration parameters as the explicit functions of the redshift parameter $z$. Then, we plot the evolutions of these cosmological parameters ","authors_text":"A. Sheykhi, N. Roshanshah, S. Ghaffari","cross_cats":["hep-th"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.gen-ph","submitted_at":"2016-12-06T18:14:17Z","title":"A note on holographic dark energy with varying $c^2$ term"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.03040","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":"sha256:090b5fbf4db5b993f59c981132399996cefd3e608a3a2a293259bce6ab89f325","target":"record","created_at":"2026-05-18T00:43:08Z","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":"dc9221d704058b90587ceeb980ce4f9e39392d8c4298d932ca59e6fee549ae29","cross_cats_sorted":["hep-th"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.gen-ph","submitted_at":"2016-12-06T18:14:17Z","title_canon_sha256":"47b485a38e9a5e7a4e5e00ac180f5d2bd8db6111e44e8b26cc3da1ad8b200dd2"},"schema_version":"1.0","source":{"id":"1612.03040","kind":"arxiv","version":1}},"canonical_sha256":"0c3f328068e3703c6f86d326eda9c1ce5bb72922e3c6e0eca80a5e028b5e3c69","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0c3f328068e3703c6f86d326eda9c1ce5bb72922e3c6e0eca80a5e028b5e3c69","first_computed_at":"2026-05-18T00:43:08.946270Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:43:08.946270Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"RaGJ0cwaLtkcC5d2dPHRsKvtS5U4IM4zwc0M17ObsPJMd8TtujZ/qMUsTKU6JGivr/2jBgpFKG7jiiEM3x5xBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:43:08.946812Z","signed_message":"canonical_sha256_bytes"},"source_id":"1612.03040","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:090b5fbf4db5b993f59c981132399996cefd3e608a3a2a293259bce6ab89f325","sha256:011bb835ec3141d1801474b0aac0b9924de08872be7932656cdde831dd5d4e37"],"state_sha256":"99deee7ee72621cda47ec4a53e1d1c76ab45916d2f1248dc3e0a42ce2857d378"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q4nbe66dBwY6fYx3fzZBHm5fvCaVmT9oqyU9ZjcZG8ERVgxRSLcBwv/H9vhbXTlVsKvc85gSxy2C1BYwuDAxDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T03:08:56.711987Z","bundle_sha256":"400eb4131401a1dc2550fe58c642d20cac8212af431865603b0b77983ae04184"}}