Pith Number

pith:XPAGXRVK

pith:1992:XPAGXRVK34QNFTHJVGO6AMQTYA

not attested not anchored not stored refs pending

Melting a copper cluster: Critical droplet theory

Denmark), James P. Sethna, Jens K. Norskov (Technical University of Denmark, Karsten W. Jacobsen, Lyngby, Ole H. Nielsen, Per Stoltze

arxiv:cond-mat/9207023 v1 · 1992-07-20 · cond-mat

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XPAGXRVK34QNFTHJVGO6AMQTYA}

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	2026-05-18T01:39:37.726569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bbc06bc6aadf20d2cce9a99de03213c0292e63fd0b89e3f08b43742dd3329706

Aliases

arxiv: cond-mat/9207023 · arxiv_version: cond-mat/9207023v1 · doi: 10.48550/arxiv.cond-mat/9207023 · pith_short_12: XPAGXRVK34QN · pith_short_16: XPAGXRVK34QNFTHJ · pith_short_8: XPAGXRVK

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/XPAGXRVK34QNFTHJVGO6AMQTYA \
  | 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: bbc06bc6aadf20d2cce9a99de03213c0292e63fd0b89e3f08b43742dd3329706

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1eafa0ea740844859b8ba207c37180b4d99d1be42a983ade90a0a4f9928f1cb9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat",
    "submitted_at": "1992-07-20T14:22:25Z",
    "title_canon_sha256": "3dd0e58b824cec4e5da9fc60fb00b7af1fe59c5032a41938d92de09b2f3e082b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/9207023",
    "kind": "arxiv",
    "version": 1
  }
}