Pith Number

pith:OOHUEX4H

pith:2002:OOHUEX4HU6GPQQUIQFFPVLFP2Q

not attested not anchored not stored refs pending

Valley splitting of AlAs two-dimensional electrons in a perpendicular magnetic field

E. P. De Poortere, E. Tutuc, M. Shayegan, Y. P. Shkolnikov

arxiv:cond-mat/0207431 v1 · 2002-07-17 · cond-mat.str-el · 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{OOHUEX4HU6GPQQUIQFFPVLFP2Q}

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	2026-07-04T14:19:13.863261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

738f425f87a78cf84288814afaacafd422f9eaf8ebf574c8f0602c37580e5574

Aliases

arxiv: cond-mat/0207431 · arxiv_version: cond-mat/0207431v1 · doi: 10.48550/arxiv.cond-mat/0207431 · pith_short_12: OOHUEX4HU6GP · pith_short_16: OOHUEX4HU6GPQQUI · pith_short_8: OOHUEX4H

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/OOHUEX4HU6GPQQUIQFFPVLFP2Q \
  | 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: 738f425f87a78cf84288814afaacafd422f9eaf8ebf574c8f0602c37580e5574

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64cb1d7c1682c3b0f46376342e5c21e5066b48b33443cec20dd8ef7f1a3b5dfe",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "",
    "primary_cat": "cond-mat.str-el",
    "submitted_at": "2002-07-17T17:46:18Z",
    "title_canon_sha256": "5a19fa1ecba6c51b820d2062d6fbb8e9c230ea8c6d8a52e3a60fb12c8adb4b18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cond-mat/0207431",
    "kind": "arxiv",
    "version": 1
  }
}