Pith Number

pith:Y4WIRQZT

pith:2015:Y4WIRQZTTF75536Z7I2ACIKSZZ

not attested not anchored not stored refs pending

Quantum Hall effect and semiconductor to semimetal transition in biased black phosphorus

Edo van Veen, Mikhail I. Katsnelson, Rafael Rold\'an, Shengjun Yuan

arxiv:1512.06345 v2 · 2015-12-20 · cond-mat.mes-hall · 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{Y4WIRQZTTF75536Z7I2ACIKSZZ}

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	2026-05-18T01:11:49.986712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c72c88c333997fdeefd9fa34012152ce721545e793cf8c9d68ad7f745352412e

Aliases

arxiv: 1512.06345 · arxiv_version: 1512.06345v2 · doi: 10.48550/arxiv.1512.06345 · pith_short_12: Y4WIRQZTTF75 · pith_short_16: Y4WIRQZTTF75536Z · pith_short_8: Y4WIRQZT

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/Y4WIRQZTTF75536Z7I2ACIKSZZ \
  | 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: c72c88c333997fdeefd9fa34012152ce721545e793cf8c9d68ad7f745352412e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d838c988af06a2da70b3ab72558484ae3cab9e65de6415087b98be827df8582",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2015-12-20T10:04:45Z",
    "title_canon_sha256": "27a882c435157ad901a43eab14fa0fea0965f0da1b829a386c8a44e6703057ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.06345",
    "kind": "arxiv",
    "version": 2
  }
}