Pith Number

pith:5IZNY6S2

pith:2012:5IZNY6S27I4LUNK75KI2NLKKCQ

not attested not anchored not stored refs pending

Methane as an effective hydrogen source for single-layer graphene synthesis on Cu foil by plasma enhanced chemical vapor deposition

Euijoon Yoon, Eunho Kim, Jae Hong Lee, Jongwan Jung, Kisu Joo, Sahng-Kyoon Jerng, Seung-Hyun Chun, Sunae Seo, Yong Seung Kim, Young Duck Kim, Yun Daniel Park

arxiv:1203.0816 v2 · 2012-03-05 · 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{5IZNY6S27I4LUNK75KI2NLKKCQ}

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	2026-05-18T03:19:57.007941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea32dc7a5afa38ba355fea91a6ad4a140954f9acb6cb5c62b62c8d22fbc4c48a

Aliases

arxiv: 1203.0816 · arxiv_version: 1203.0816v2 · doi: 10.48550/arxiv.1203.0816 · pith_short_12: 5IZNY6S27I4L · pith_short_16: 5IZNY6S27I4LUNK7 · pith_short_8: 5IZNY6S2

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/5IZNY6S27I4LUNK75KI2NLKKCQ \
  | 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: ea32dc7a5afa38ba355fea91a6ad4a140954f9acb6cb5c62b62c8d22fbc4c48a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab9b47f8da1ccd9b930bfd47c28d9b608cdfb1aebc6732aa7a1c0ddc0f696a9d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-03-05T05:31:59Z",
    "title_canon_sha256": "3da164247b229502f9b6e8591077bd395155f5de442c99fc1803333d5cf0389c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0816",
    "kind": "arxiv",
    "version": 2
  }
}