Pith Number

pith:ZT5XSMJL

pith:2009:ZT5XSMJLRZC4ALCUOLA3Q63GFR

not attested not anchored not stored refs pending

Observation of quantum-Hall effect in gated epitaxial graphene grown on SiC (0001)

J.J. Gu, L.W. Engel, M.A. Capano, M.L. Bolen, M. Xu, P.D. Ye, T. Shen, Y.Q. Wu

arxiv:0908.3822 v3 · 2009-08-26 · 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{ZT5XSMJLRZC4ALCUOLA3Q63GFR}

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	2026-05-18T02:12:22.695594Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ccfb79312b8e45c02c5472c1b87b662c5d334f56bd67c879f097e63f6ca9e266

Aliases

arxiv: 0908.3822 · arxiv_version: 0908.3822v3 · doi: 10.48550/arxiv.0908.3822 · pith_short_12: ZT5XSMJLRZC4 · pith_short_16: ZT5XSMJLRZC4ALCU · pith_short_8: ZT5XSMJL

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/ZT5XSMJLRZC4ALCUOLA3Q63GFR \
  | 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: ccfb79312b8e45c02c5472c1b87b662c5d334f56bd67c879f097e63f6ca9e266

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc9b5f5ccd9d160e9eb81474d87af1d39b205563742d5b243909d0e985c6e9e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2009-08-26T13:36:15Z",
    "title_canon_sha256": "23674aea7efd659bb5d4c8fa81c7d0cc3499ed1784b36d7731ed09b016226988"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3822",
    "kind": "arxiv",
    "version": 3
  }
}