Pith Number

pith:KKWKDHI2

pith:2012:KKWKDHI2QFZW44BQPF6MU6BKFN

not attested not anchored not stored refs pending

Absence of dynamical gap generation in suspended graphene

Guo-Zhu Liu, Jing-Rong Wang

arxiv:1202.1014 v2 · 2012-02-05 · cond-mat.str-el

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KKWKDHI2QFZW44BQPF6MU6BKFN}

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	2026-05-18T01:58:33.732035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52aca19d1a81736e7030797cca782a2b40e34e20abd602d2122ac32ed967ae63

Aliases

arxiv: 1202.1014 · arxiv_version: 1202.1014v2 · doi: 10.48550/arxiv.1202.1014 · pith_short_12: KKWKDHI2QFZW · pith_short_16: KKWKDHI2QFZW44BQ · pith_short_8: KKWKDHI2

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/KKWKDHI2QFZW44BQPF6MU6BKFN \
  | 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: 52aca19d1a81736e7030797cca782a2b40e34e20abd602d2122ac32ed967ae63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9f2dc64874dc5d519ed8158e2dade618c719f2821ce0afbbe771acf510f00f8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2012-02-05T22:28:15Z",
    "title_canon_sha256": "2e02aa97b51098146eed869267dfe37ce71eb3bf64320fd5b0a39241741ce46c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.1014",
    "kind": "arxiv",
    "version": 2
  }
}