Pith Number

pith:JWU6TOVQ

pith:2017:JWU6TOVQRSMYVMFY5YF447K7K7

not attested not anchored not stored refs pending

Negative thermal expansion and metallophilicity in Cu$_3$[Co(CN)$_6$]

Adam F. Sapnik, Alexandre Tkatchenko, Alistair R. Overy, Andrew L. Goodwin, Chloe S. Coates, Emily M. Reynolds, Hanna L. B. Bostr\"om, Xiaofei Liu

arxiv:1702.07133 v1 · 2017-02-23 · cond-mat.mtrl-sci

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:21:14.593962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4da9e9bab08c998ab0b8ee0bce7d5f57cb255cf14457aa68fc680727d8eb5c49

Aliases

arxiv: 1702.07133 · arxiv_version: 1702.07133v1 · doi: 10.48550/arxiv.1702.07133 · pith_short_12: JWU6TOVQRSMY · pith_short_16: JWU6TOVQRSMYVMFY · pith_short_8: JWU6TOVQ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/JWU6TOVQRSMYVMFY5YF447K7K7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 4da9e9bab08c998ab0b8ee0bce7d5f57cb255cf14457aa68fc680727d8eb5c49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb327b2b15db69827994b6138a76fb3072323a546f52a33a6c0ef62ad6f1f2dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2017-02-23T08:34:22Z",
    "title_canon_sha256": "ee959fbb8f4d7a76ab45289f2d570623a121b9879ef079a94d0c6c22d2e2efb0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.07133",
    "kind": "arxiv",
    "version": 1
  }
}