Pith Number

pith:QQQJNKVF

pith:2014:QQQJNKVF6KUJX62DTWQUYE3HPG

not attested not anchored not stored refs pending

The effect of surfactants and their concentrations on the liquid-exfoliation of graphene

Min Yi, Shuaishuai Liang, Shuai Wang, Shulin Ma, Xiaojing Zhang, Zhigang Shen

arxiv:1406.2113 v1 · 2014-06-09 · 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{QQQJNKVF6KUJX62DTWQUYE3HPG}

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	2026-05-18T01:12:32.702138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

842096aaa5f2a89bfb439da14c1367799392aa406169cfa198b7c6c5abb834a0

Aliases

arxiv: 1406.2113 · arxiv_version: 1406.2113v1 · doi: 10.48550/arxiv.1406.2113 · pith_short_12: QQQJNKVF6KUJ · pith_short_16: QQQJNKVF6KUJX62D · pith_short_8: QQQJNKVF

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/QQQJNKVF6KUJX62DTWQUYE3HPG \
  | 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: 842096aaa5f2a89bfb439da14c1367799392aa406169cfa198b7c6c5abb834a0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4b6731c51ff9f7309521d21654f6f8d6a84caaa7987f6957e73168fd709f2b1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mtrl-sci",
    "submitted_at": "2014-06-09T09:14:49Z",
    "title_canon_sha256": "008617fd574adc9f782a97bc5852633001d20f8c007ba9a6113f2c66bc06fbb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.2113",
    "kind": "arxiv",
    "version": 1
  }
}