Pith Number

pith:Z2YG2NFN

pith:2001:Z2YG2NFNCIP2Q2UDK3XMOIXXUQ

not attested not anchored not stored refs pending

Specific heat of MgB$_2$ in a one- and a two-band model from first-principles calculations

A. A. Golubov, B. J. Gibson, J. Kortus, K. Ahn, O. Jepsen, O. K. Andersen, O. V. Dolgov, R. K. Kremer, Y. Kong

arxiv:cond-mat/0111262 v2 · 2001-11-14 · cond-mat.supr-con · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Z2YG2NFNCIP2Q2UDK3XMOIXXUQ}

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	2026-07-04T16:26:39.047996Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ceb06d34ad121fa86a8356eec722f7a4346b4804705a6e374698b579d42fc021

Aliases

arxiv: cond-mat/0111262 · arxiv_version: cond-mat/0111262v2 · doi: 10.48550/arxiv.cond-mat/0111262 · pith_short_12: Z2YG2NFNCIP2 · pith_short_16: Z2YG2NFNCIP2Q2UD · pith_short_8: Z2YG2NFN

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/Z2YG2NFNCIP2Q2UDK3XMOIXXUQ \
  | 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: ceb06d34ad121fa86a8356eec722f7a4346b4804705a6e374698b579d42fc021

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8beaf567e9113eec0da4a820be502d17dba0df42271dba04cfbbfdce333a3fe0",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2001-11-14T17:08:58Z",
    "title_canon_sha256": "ea90862410f2e86e6d5c06ec7463c2f527f694bcf73ba4bd0e9ef3adc68b80bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0111262",
    "kind": "arxiv",
    "version": 2
  }
}