Pith Number

pith:COP4YKS2

pith:2011:COP4YKS2AJUURESTW63VA6HDX3

not attested not anchored not stored refs pending

CO Oxidation Facilitated by Robust Surface States on Au-Covered Topological Insulators

Di Xiao, Hua Chen, Wenguang Zhu, Zhenyu Zhang

arxiv:1104.1467 v1 · 2011-04-08 · 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{COP4YKS2AJUURESTW63VA6HDX3}

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	2026-05-18T03:23:34.852352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

139fcc2a5a0269489253b7b75078e3becb6baaafc7194ac2f792c83f114d84c0

Aliases

arxiv: 1104.1467 · arxiv_version: 1104.1467v1 · doi: 10.48550/arxiv.1104.1467 · pith_short_12: COP4YKS2AJUU · pith_short_16: COP4YKS2AJUUREST · pith_short_8: COP4YKS2

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/COP4YKS2AJUURESTW63VA6HDX3 \
  | 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: 139fcc2a5a0269489253b7b75078e3becb6baaafc7194ac2f792c83f114d84c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "033c3523f8812dadff6998571e66576b0d5b36e8618b5480847619ae6e53cf83",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2011-04-08T01:43:20Z",
    "title_canon_sha256": "0f16a5513f0556cff7e7998c7b23fb4f098f2962ca84d9dca0db5a1b6fec0551"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1467",
    "kind": "arxiv",
    "version": 1
  }
}