Pith Number

pith:QQ2PE4XI

pith:2016:QQ2PE4XIBFNKGTRWKXCOCQOOWO

not attested not anchored not stored refs pending

The geometry of C_60: a rigorous approach via Molecular Mechanics

Manuel Friedrich, Paolo Piovano, Ulisse Stefanelli

arxiv:1604.02077 v2 · 2016-04-07 · cond-mat.mtrl-sci · math-ph · math.AP · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QQ2PE4XIBFNKGTRWKXCOCQOOWO}

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	2026-05-18T00:53:08.341698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8434f272e8095aa34e3655c4e141ceb3b85a9801782f2da5b8978db60d740e94

Aliases

arxiv: 1604.02077 · arxiv_version: 1604.02077v2 · doi: 10.48550/arxiv.1604.02077 · pith_short_12: QQ2PE4XIBFNK · pith_short_16: QQ2PE4XIBFNKGTRW · pith_short_8: QQ2PE4XI

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/QQ2PE4XIBFNKGTRWKXCOCQOOWO \
  | 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: 8434f272e8095aa34e3655c4e141ceb3b85a9801782f2da5b8978db60d740e94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb5ff76f52ac5b98ee2490cb878895302bd99c509a63dd4bc8d9a16191425032",
    "cross_cats_sorted": [
      "math-ph",
      "math.AP",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2016-04-07T16:58:29Z",
    "title_canon_sha256": "4f0eb8bb7b14659bd1154fe6b5e54d0c9ff25856884947ad4ecf26d241e745a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.02077",
    "kind": "arxiv",
    "version": 2
  }
}