Pith Number

pith:4AFX5SAP

pith:2018:4AFX5SAPC2474HQQIH27IZG6B4

not attested not anchored not stored refs pending

Negative thermal expansion in the plateau state of a magnetically-frustrated spinel

A. Bobel, B. Bryant, H. Ueda, K. Penc, L. Rossi, N. Shannon, R. K\"uchler, S. Wiedmann, Y. Motome

arxiv:1812.05890 v2 · 2018-12-14 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4AFX5SAPC2474HQQIH27IZG6B4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

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	2026-05-17T23:40:49.304876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e00b7ec80f16b9fe1e1041f5f464de0f1feea1e0053d04345e5ccb15aaf321bc

Aliases

arxiv: 1812.05890 · arxiv_version: 1812.05890v2 · doi: 10.48550/arxiv.1812.05890 · pith_short_12: 4AFX5SAPC247 · pith_short_16: 4AFX5SAPC2474HQQ · pith_short_8: 4AFX5SAP

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/4AFX5SAPC2474HQQIH27IZG6B4 \
  | 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: e00b7ec80f16b9fe1e1041f5f464de0f1feea1e0053d04345e5ccb15aaf321bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79e5b704c2f8d173e7ec0ed966ac7f4e222dbf7f1adc5120f7e75bae75b83fa9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2018-12-14T12:46:01Z",
    "title_canon_sha256": "5b24d443cd7aa28b58811fe78537d652b5a4e9b95d24c594068a42b2c39b8c34"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.05890",
    "kind": "arxiv",
    "version": 2
  }
}