Pith Number

pith:YG5DXRFN

pith:2013:YG5DXRFN3TJVWX4QMIF5IDYRAR

not attested not anchored not stored refs pending

Synthetic Graphene Grown by Chemical Vapor Deposition on Copper Foils

David Newell, Helin Cao, Luis A. Jauregui, Qingkai Yu, Tian Shen, Ting Fung Chung, Wei Wu, Yong P. Chen

arxiv:1307.5810 v1 · 2013-07-22 · cond-mat.mtrl-sci · cond-mat.mes-hall

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YG5DXRFN3TJVWX4QMIF5IDYRAR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T03:17:54.493381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1ba3bc4addcd35b5f90620bd40f110476526914bf45631e44aab9c99f9ad193

Aliases

arxiv: 1307.5810 · arxiv_version: 1307.5810v1 · doi: 10.48550/arxiv.1307.5810 · pith_short_12: YG5DXRFN3TJV · pith_short_16: YG5DXRFN3TJVWX4Q · pith_short_8: YG5DXRFN

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/YG5DXRFN3TJVWX4QMIF5IDYRAR \
  | 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: c1ba3bc4addcd35b5f90620bd40f110476526914bf45631e44aab9c99f9ad193

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "618f427a39c89155b4f61562f092bef862b248cdb733c00e86731331ce1850bf",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2013-07-22T18:34:56Z",
    "title_canon_sha256": "1dce11b306d2ca5af7df0eaf099eac2e6fe030755b93ba2817ba31a4bc261d26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.5810",
    "kind": "arxiv",
    "version": 1
  }
}