Pith Number

pith:ER3WJ7JE

pith:2011:ER3WJ7JE6V3MEH5WOYGLENPNUO

not attested not anchored not stored refs pending

Surface energy engineering of graphene

Andrew Thye Shen Wee, Charanjit Singh Bhatia, Gopinadhan Kalon, Han Huang, Hyunsoo Yang, Yingying Wang, Young Jun Shin, Zexiang Shen

arxiv:1103.4667 v1 · 2011-03-24 · 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{ER3WJ7JE6V3MEH5WOYGLENPNUO}

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	2026-05-18T04:26:01.130396Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

247764fd24f576c21fb6760cb235eda3b2f7306786c6024089807c0f40c74ae7

Aliases

arxiv: 1103.4667 · arxiv_version: 1103.4667v1 · doi: 10.48550/arxiv.1103.4667 · pith_short_12: ER3WJ7JE6V3M · pith_short_16: ER3WJ7JE6V3MEH5W · pith_short_8: ER3WJ7JE

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/ER3WJ7JE6V3MEH5WOYGLENPNUO \
  | 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: 247764fd24f576c21fb6760cb235eda3b2f7306786c6024089807c0f40c74ae7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e4546b37fb531991dc9c3acf6d07b57202fb17c16fadddfe840134fe6646bc8",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2011-03-24T02:38:59Z",
    "title_canon_sha256": "c3d7b94c4d6b336882e93de91f71e78e03fd5ebcf3cce68c134fe73320b32854"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.4667",
    "kind": "arxiv",
    "version": 1
  }
}