Pith Number

pith:LQY24EQZ

pith:2012:LQY24EQZOYTHLNN4PJUO5JYC3L

not attested not anchored not stored refs pending

Understanding the nature of "superhard graphite"

Artem R. Oganov, Salah Eddine Boulfelfel, Stefano Leoni

arxiv:1204.4750 v2 · 2012-04-20 · physics.comp-ph · 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{LQY24EQZOYTHLNN4PJUO5JYC3L}

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	2026-05-18T03:50:25.162162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c31ae1219762675b5bc7a68eea702dae91180026544169d4b9c70d7ebc23fad

Aliases

arxiv: 1204.4750 · arxiv_version: 1204.4750v2 · doi: 10.48550/arxiv.1204.4750 · pith_short_12: LQY24EQZOYTH · pith_short_16: LQY24EQZOYTHLNN4 · pith_short_8: LQY24EQZ

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/LQY24EQZOYTHLNN4PJUO5JYC3L \
  | 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: 5c31ae1219762675b5bc7a68eea702dae91180026544169d4b9c70d7ebc23fad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea396cb0ba080331b46f6980847367bc54ee23195a68ea9936a5c85f5a82b98d",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2012-04-20T21:33:38Z",
    "title_canon_sha256": "9c4b2db8445e528936ae0b32180103c49823ffbdd552ee1eef926278f8802c68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.4750",
    "kind": "arxiv",
    "version": 2
  }
}