Pith Number

pith:52ZC4D3H

pith:2010:52ZC4D3HA67V2GFDILPBT4NTXF

not attested not anchored not stored refs pending

High Quality, Transferable Graphene Grown on Single Crystal Cu(111) Thin Films on Basal-Plane Sapphire

Andrew D. Gledhill, Chun-Hu Chen, Julie M. Drexler, Kongara M. Reddy, Nitin P. Padture

arxiv:1012.1588 v2 · 2010-12-07 · cond-mat.mtrl-sci

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{52ZC4D3HA67V2GFDILPBT4NTXF}

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	2026-05-18T04:26:32.730256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eeb22e0f6707bf5d18a342de19f1b3b95d11ddb5051d3ab59171634e4f2144ad

Aliases

arxiv: 1012.1588 · arxiv_version: 1012.1588v2 · doi: 10.48550/arxiv.1012.1588 · pith_short_12: 52ZC4D3HA67V · pith_short_16: 52ZC4D3HA67V2GFD · pith_short_8: 52ZC4D3H

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/52ZC4D3HA67V2GFDILPBT4NTXF \
  | 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: eeb22e0f6707bf5d18a342de19f1b3b95d11ddb5051d3ab59171634e4f2144ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "907e6bf2b632a191f3db09283d69b2db54abc47214ab0e49f827f5e6872bb6d3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2010-12-07T20:24:13Z",
    "title_canon_sha256": "352a5fe33f68f359a9a167065b4b75e03bd0720e48c5f410010af45b57554607"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1588",
    "kind": "arxiv",
    "version": 2
  }
}