Pith Number

pith:W4Y3I6FK

pith:2012:W4Y3I6FKTZ4TYABSMP4RWDB22F

not attested not anchored not stored refs pending

Disorder-free sputtering method on graphene

Caiyu Qiu, Gopinadhan Kalon, Hyunsoo Yang, Jing Niu, Narayanapillai Kulothungasagaran, Ting Yu, Xue Peng Qiu, Young Jun Shin

arxiv:1208.1835 v1 · 2012-08-09 · 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{W4Y3I6FKTZ4TYABSMP4RWDB22F}

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	2026-05-18T03:49:09.871310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b731b478aa9e793c003263f91b0c3ad158c69a48df0df96906869239ae28029b

Aliases

arxiv: 1208.1835 · arxiv_version: 1208.1835v1 · doi: 10.48550/arxiv.1208.1835 · pith_short_12: W4Y3I6FKTZ4T · pith_short_16: W4Y3I6FKTZ4TYABS · pith_short_8: W4Y3I6FK

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/W4Y3I6FKTZ4TYABSMP4RWDB22F \
  | 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: b731b478aa9e793c003263f91b0c3ad158c69a48df0df96906869239ae28029b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a25337f5395664dd5f55d93212d652e9cb384f26dd2c36a57bdba16fe3148e2",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2012-08-09T07:27:31Z",
    "title_canon_sha256": "32a7b029fab58cb8837fac51f4f36ada1b740e773ac09eba5577da1d74209fed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1835",
    "kind": "arxiv",
    "version": 1
  }
}