Pith Number

pith:YNCDRNUO

pith:2002:YNCDRNUOBECC4JUPXSEFP5VFPX

not attested not anchored not stored refs pending

Ferroelectricity in (K@C$_{60}$)$_n$

Dennis P. Clougherty

arxiv:cond-mat/0212525 v1 · 2002-12-20 · 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{YNCDRNUOBECC4JUPXSEFP5VFPX}

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	2026-05-18T01:40:02.248986Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c34438b68e09042e268fbc8857f6a57df1191a77dc4bd47d8a8e6f90e2c4b487

Aliases

arxiv: cond-mat/0212525 · arxiv_version: cond-mat/0212525v1 · doi: 10.48550/arxiv.cond-mat/0212525 · pith_short_12: YNCDRNUOBECC · pith_short_16: YNCDRNUOBECC4JUP · pith_short_8: YNCDRNUO

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/YNCDRNUOBECC4JUPXSEFP5VFPX \
  | 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: c34438b68e09042e268fbc8857f6a57df1191a77dc4bd47d8a8e6f90e2c4b487

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d6b4e656d7db70684f37e4e20029dc50006748595ddbd128da8a96e1f63d06e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2002-12-20T17:08:45Z",
    "title_canon_sha256": "78e9fe2dc1cbd6639199e5878e16838d84032970f29a91a2984cebef53aee396"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0212525",
    "kind": "arxiv",
    "version": 1
  }
}