Pith Number

pith:KVX74UQO

pith:2012:KVX74UQOPDDEE6T7W3JGPOGIIM

not attested not anchored not stored refs pending

Bending modes, anharmonic effects and thermal expansion coefficient in single layer and multilayer graphene

F. Guinea, M. I. Katsnelson, P. L. de Andres

arxiv:1206.4896 v1 · 2012-06-21 · cond-mat.mtrl-sci · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVX74UQOPDDEE6T7W3JGPOGIIM}

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	2026-05-18T01:56:49.607963Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

556ffe520e78c6427a7fb6d267b8c8433687927c4cb0e2862e0876b5b5c8c7e0

Aliases

arxiv: 1206.4896 · arxiv_version: 1206.4896v1 · doi: 10.48550/arxiv.1206.4896 · pith_short_12: KVX74UQOPDDE · pith_short_16: KVX74UQOPDDEE6T7 · pith_short_8: KVX74UQO

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/KVX74UQOPDDEE6T7W3JGPOGIIM \
  | 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: 556ffe520e78c6427a7fb6d267b8c8433687927c4cb0e2862e0876b5b5c8c7e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03f14a194c75d01b89ac259f1a2c15ddad23be21452fe9a8887d8f0cb55e881d",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2012-06-21T14:29:27Z",
    "title_canon_sha256": "c2861a020c6e378f65a05c6542aabab9201f63ebeb86613305afbef54cda5e07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.4896",
    "kind": "arxiv",
    "version": 1
  }
}