Pith Number

pith:X3VQNAUV

pith:2012:X3VQNAUVZQCPPG6TDQQUSR5J4U

not attested not anchored not stored refs pending

Quantum Hall Effect in Bernal Stacked and Twisted Bilayer Graphene Grown on Cu by Chemical Vapor Deposition

Babak Fallahazad, E. Tutuc, Kayoung Lee, R. S. Ruoff, Seyoung Kim, Yufeng Hao

arxiv:1202.2930 v2 · 2012-02-14 · 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{X3VQNAUVZQCPPG6TDQQUSR5J4U}

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	2026-05-18T03:55:23.242975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

beeb068295cc04f79bd31c214947a9e5066a22aa5d66e795fb804932e930c68c

Aliases

arxiv: 1202.2930 · arxiv_version: 1202.2930v2 · doi: 10.48550/arxiv.1202.2930 · pith_short_12: X3VQNAUVZQCP · pith_short_16: X3VQNAUVZQCPPG6T · pith_short_8: X3VQNAUV

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/X3VQNAUVZQCPPG6TDQQUSR5J4U \
  | 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: beeb068295cc04f79bd31c214947a9e5066a22aa5d66e795fb804932e930c68c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07750f5216370bf132b313cbe50f28a082bc13e73b775e9d77219bd7ac66f3b1",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2012-02-14T03:21:31Z",
    "title_canon_sha256": "04743e7b39b1759b60fb7d83b025659bdeff3c88edf68a31206f81f83c567e6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2930",
    "kind": "arxiv",
    "version": 2
  }
}