Pith Number

pith:OMAMYCDS

pith:2023:OMAMYCDSDQKXPQGW4B6CIBX24D

not attested not anchored not stored refs pending

Pressure-induced volumetric negative thermal expansion in CoZr2 superconductor

Aichi Yamashita, Chizuru Kawashima, Hidetomo Usui, Hirokazu Kadobayashi, Hiroki Takahashi, Hiroto Arima, Kenta Oka, Ryo Matsumoto, Saori Kawaguchi-Imada, Takeshi Kawahata, Yoshihiko Takano, Yoshikazu Mizuguchi, Yuto Watanabe

arxiv:2310.14254 v2 · 2023-10-22 · cond-mat.mtrl-sci · cond-mat.supr-con

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OMAMYCDSDQKXPQGW4B6CIBX24D}

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	2026-07-05T07:57:44.902248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7300cc08721c1577c0d6e07c2406fae0f439650601976fb1ef6df4f5dd2c41a4

Aliases

arxiv: 2310.14254 · arxiv_version: 2310.14254v2 · doi: 10.48550/arxiv.2310.14254 · pith_short_12: OMAMYCDSDQKX · pith_short_16: OMAMYCDSDQKXPQGW · pith_short_8: OMAMYCDS

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/OMAMYCDSDQKXPQGW4B6CIBX24D \
  | 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: 7300cc08721c1577c0d6e07c2406fae0f439650601976fb1ef6df4f5dd2c41a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4bdba1fd90334e040f4c04f0b5aeacaaffe62f5966f38d276427b31f9d75dea5",
    "cross_cats_sorted": [
      "cond-mat.supr-con"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2023-10-22T10:40:25Z",
    "title_canon_sha256": "583a8769104c5eac9cde7e1c24dd544d286d31dd8ad2f57f7035187a20344825"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.14254",
    "kind": "arxiv",
    "version": 2
  }
}