Pith Number

pith:OOD37K7A

pith:2007:OOD37K7ABVQQJPPELOPX2IYPD3

not attested not anchored not stored refs pending

Demonstration of one-parameter scaling at the Dirac point in graphene

C. W. J. Beenakker, J. H. Bardarson, J. Tworzyd{\l}o, P. W. Brouwer

arxiv:0705.0886 v2 · 2007-05-07 · 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{OOD37K7ABVQQJPPELOPX2IYPD3}

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	2026-05-18T04:09:16.739329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7387bfabe00d6104bde45b9f7d230f1eec8e1434a7dba9765fdc2860197af38d

Aliases

arxiv: 0705.0886 · arxiv_version: 0705.0886v2 · doi: 10.48550/arxiv.0705.0886 · pith_short_12: OOD37K7ABVQQ · pith_short_16: OOD37K7ABVQQJPPE · pith_short_8: OOD37K7A

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/OOD37K7ABVQQJPPELOPX2IYPD3 \
  | 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: 7387bfabe00d6104bde45b9f7d230f1eec8e1434a7dba9765fdc2860197af38d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89bf66ba178a8193466fd6f4db546ea5765044edc1cca55a299a37d7592dfd44",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2007-05-07T11:17:51Z",
    "title_canon_sha256": "8b55f6e1cf8da5839a2aa33fc1a2767e81586126d86c83a7c333ae5dd0c65def"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.0886",
    "kind": "arxiv",
    "version": 2
  }
}