{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2006:XKC4B7IUHZB7BDQWEV5D2BDTP2","short_pith_number":"pith:XKC4B7IU","canonical_record":{"source":{"id":"cond-mat/0606203","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2006-06-08T06:58:57Z","cross_cats_sorted":["cond-mat.dis-nn"],"title_canon_sha256":"46e3d24f37c29ed858ac6f0999a841f8f03c735a03cf3d5412a52785fbb58726","abstract_canon_sha256":"54a66ba493a605a72b71f6994d329e86935578c79805e9b30ed2f2ec1a63ea07"},"schema_version":"1.0"},"canonical_sha256":"ba85c0fd143e43f08e16257a3d04737eb4f1fe7e571fc8ac2072c37716fb2eb4","source":{"kind":"arxiv","id":"cond-mat/0606203","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0606203","created_at":"2026-05-18T03:24:31Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0606203v1","created_at":"2026-05-18T03:24:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0606203","created_at":"2026-05-18T03:24:31Z"},{"alias_kind":"pith_short_12","alias_value":"XKC4B7IUHZB7","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"XKC4B7IUHZB7BDQW","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"XKC4B7IU","created_at":"2026-05-18T12:25:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2006:XKC4B7IUHZB7BDQWEV5D2BDTP2","target":"record","payload":{"canonical_record":{"source":{"id":"cond-mat/0606203","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2006-06-08T06:58:57Z","cross_cats_sorted":["cond-mat.dis-nn"],"title_canon_sha256":"46e3d24f37c29ed858ac6f0999a841f8f03c735a03cf3d5412a52785fbb58726","abstract_canon_sha256":"54a66ba493a605a72b71f6994d329e86935578c79805e9b30ed2f2ec1a63ea07"},"schema_version":"1.0"},"canonical_sha256":"ba85c0fd143e43f08e16257a3d04737eb4f1fe7e571fc8ac2072c37716fb2eb4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:24:31.464680Z","signature_b64":"nGPBx1G6FXuf+t8ZclMJ1X6af0jyPhjQ+LooDWP8LI1kE9gY5Rwd3T5ccDLloRfEUBdrpRsLWMF+Iie+B42RAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba85c0fd143e43f08e16257a3d04737eb4f1fe7e571fc8ac2072c37716fb2eb4","last_reissued_at":"2026-05-18T03:24:31.464005Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:24:31.464005Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"cond-mat/0606203","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":"2026-05-18T03:24:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HDoJcq/JWWhEq6a3TIqzjWaCTbdfDfO/QmEalC397kAJpxQ+ZXBycROgNgOB6MeyXvDfoMUYZ0F0GbmbRWF+Ag==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:29:29.758641Z"},"content_sha256":"11f9aaa51edbfa43b39b9b90d1e06009169311ac1f008699a76e078e1c766f13","schema_version":"1.0","event_id":"sha256:11f9aaa51edbfa43b39b9b90d1e06009169311ac1f008699a76e078e1c766f13"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2006:XKC4B7IUHZB7BDQWEV5D2BDTP2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Entropy of solid He4: the possible role of a dislocation glass","license":"","headline":"","cross_cats":["cond-mat.dis-nn"],"primary_cat":"cond-mat.supr-con","authors_text":"A. V. Balatsky, M. J. Graf, S. A. Trugman, Z. Nussinov","submitted_at":"2006-06-08T06:58:57Z","abstract_excerpt":"Solid He4 is viewed as a nearly perfect Debye solid. Yet, recent calorimetry indicates that its low-temperature specific heat has both cubic and linear contributions. These features appear in the same temperature range ($T \\sim 200$ mK) where measurements of the torsional oscillator period suggest a supersolid transition. We analyze the specific heat to compare the measured with the estimated entropy for a proposed supersolid transition with 1% superfluid fraction. We find that the experimental entropy is substantially less than the calculated entropy. We suggest that the low-temperature linea"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0606203","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":"2026-05-18T03:24:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pdxqaMfMiMh+xkRUOuI0dOUT7eS75KgKzus8UXqIoQaOXFQDt+WTL1L4SDJg+hrQPXaqakmsmjXCSKZLweRmBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:29:29.759024Z"},"content_sha256":"bd012d7061eb90c6db01a9cbbb9b163055995b0e162a2d519fe86e902ba5afd3","schema_version":"1.0","event_id":"sha256:bd012d7061eb90c6db01a9cbbb9b163055995b0e162a2d519fe86e902ba5afd3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XKC4B7IUHZB7BDQWEV5D2BDTP2/bundle.json","state_url":"https://pith.science/pith/XKC4B7IUHZB7BDQWEV5D2BDTP2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XKC4B7IUHZB7BDQWEV5D2BDTP2/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":"2026-05-28T07:29:29Z","links":{"resolver":"https://pith.science/pith/XKC4B7IUHZB7BDQWEV5D2BDTP2","bundle":"https://pith.science/pith/XKC4B7IUHZB7BDQWEV5D2BDTP2/bundle.json","state":"https://pith.science/pith/XKC4B7IUHZB7BDQWEV5D2BDTP2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XKC4B7IUHZB7BDQWEV5D2BDTP2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2006:XKC4B7IUHZB7BDQWEV5D2BDTP2","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":"54a66ba493a605a72b71f6994d329e86935578c79805e9b30ed2f2ec1a63ea07","cross_cats_sorted":["cond-mat.dis-nn"],"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2006-06-08T06:58:57Z","title_canon_sha256":"46e3d24f37c29ed858ac6f0999a841f8f03c735a03cf3d5412a52785fbb58726"},"schema_version":"1.0","source":{"id":"cond-mat/0606203","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0606203","created_at":"2026-05-18T03:24:31Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0606203v1","created_at":"2026-05-18T03:24:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0606203","created_at":"2026-05-18T03:24:31Z"},{"alias_kind":"pith_short_12","alias_value":"XKC4B7IUHZB7","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_16","alias_value":"XKC4B7IUHZB7BDQW","created_at":"2026-05-18T12:25:54Z"},{"alias_kind":"pith_short_8","alias_value":"XKC4B7IU","created_at":"2026-05-18T12:25:54Z"}],"graph_snapshots":[{"event_id":"sha256:bd012d7061eb90c6db01a9cbbb9b163055995b0e162a2d519fe86e902ba5afd3","target":"graph","created_at":"2026-05-18T03:24:31Z","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":"Solid He4 is viewed as a nearly perfect Debye solid. Yet, recent calorimetry indicates that its low-temperature specific heat has both cubic and linear contributions. These features appear in the same temperature range ($T \\sim 200$ mK) where measurements of the torsional oscillator period suggest a supersolid transition. We analyze the specific heat to compare the measured with the estimated entropy for a proposed supersolid transition with 1% superfluid fraction. We find that the experimental entropy is substantially less than the calculated entropy. We suggest that the low-temperature linea","authors_text":"A. V. Balatsky, M. J. Graf, S. A. Trugman, Z. Nussinov","cross_cats":["cond-mat.dis-nn"],"headline":"","license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2006-06-08T06:58:57Z","title":"Entropy of solid He4: the possible role of a dislocation glass"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0606203","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":"sha256:11f9aaa51edbfa43b39b9b90d1e06009169311ac1f008699a76e078e1c766f13","target":"record","created_at":"2026-05-18T03:24:31Z","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":"54a66ba493a605a72b71f6994d329e86935578c79805e9b30ed2f2ec1a63ea07","cross_cats_sorted":["cond-mat.dis-nn"],"license":"","primary_cat":"cond-mat.supr-con","submitted_at":"2006-06-08T06:58:57Z","title_canon_sha256":"46e3d24f37c29ed858ac6f0999a841f8f03c735a03cf3d5412a52785fbb58726"},"schema_version":"1.0","source":{"id":"cond-mat/0606203","kind":"arxiv","version":1}},"canonical_sha256":"ba85c0fd143e43f08e16257a3d04737eb4f1fe7e571fc8ac2072c37716fb2eb4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ba85c0fd143e43f08e16257a3d04737eb4f1fe7e571fc8ac2072c37716fb2eb4","first_computed_at":"2026-05-18T03:24:31.464005Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:24:31.464005Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nGPBx1G6FXuf+t8ZclMJ1X6af0jyPhjQ+LooDWP8LI1kE9gY5Rwd3T5ccDLloRfEUBdrpRsLWMF+Iie+B42RAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:24:31.464680Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0606203","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11f9aaa51edbfa43b39b9b90d1e06009169311ac1f008699a76e078e1c766f13","sha256:bd012d7061eb90c6db01a9cbbb9b163055995b0e162a2d519fe86e902ba5afd3"],"state_sha256":"ea6df3f183c2b6f2e39c75c8d7c0ae0b18b17a5cd225631f027ed6c8f9bc3b0f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PpEUV1hruhRsuH4OujvScCtbLGRCuzL5SLZ49tvouvQdi2OcnptceG2NntEyfU9ZMjS+4xlXv9rff55Gar/RDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T07:29:29.761389Z","bundle_sha256":"33af26abb40a643035096e5b8dc234a038e9bb5419ee6619bd441556be0d5d14"}}