Pith Number

pith:NC3KBWJ5

pith:2012:NC3KBWJ5CHAYYRKZSNVVPZK5MX

not attested not anchored not stored refs pending

Uniform wafer-scale synthesis of graphene on evaporated Cu (111) film with quality comparable to exfoliated monolayer

Deji Akinwande, Domingo A. Ferrer, Harry Chou, Jongho Lee, Li Tao, Matias Babenco, Milo Holt, Robert M. Wallace, Rodney S. Ruoff, Sanjay K. Banerjee, Stephen J. McDonnell

arxiv:1205.1546 v1 · 2012-05-07 · cond-mat.mtrl-sci · physics.chem-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NC3KBWJ5CHAYYRKZSNVVPZK5MX}

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	2026-05-18T03:56:09.972102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68b6a0d93d11c18c4559936b57e55d65f023cc63b0d752810ebdc60e023e1a3c

Aliases

arxiv: 1205.1546 · arxiv_version: 1205.1546v1 · doi: 10.48550/arxiv.1205.1546 · pith_short_12: NC3KBWJ5CHAY · pith_short_16: NC3KBWJ5CHAYYRKZ · pith_short_8: NC3KBWJ5

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/NC3KBWJ5CHAYYRKZSNVVPZK5MX \
  | 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: 68b6a0d93d11c18c4559936b57e55d65f023cc63b0d752810ebdc60e023e1a3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1699ef84d25fd43287524da51ef244e7533281a096ead7e002c9db0af420180d",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2012-05-07T21:24:09Z",
    "title_canon_sha256": "da63cc1eb196c7649397f8dcbe89125f7ccc2042a091b05d720428e2c6521ffe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.1546",
    "kind": "arxiv",
    "version": 1
  }
}