Pith Number

pith:VAY23TOA

pith:1999:VAY23TOACEI2LAZ7HPZMQIC3DE

not attested not anchored not stored refs pending

On the extended nature of edge states of Quantum Hall Hamiltonians

G. M. Graf, J. Froehlich, J. Walcher

arxiv:math-ph/9903014 v2 · 1999-03-08 · math-ph · cond-mat.mes-hall · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VAY23TOACEI2LAZ7HPZMQIC3DE}

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	2026-05-18T01:38:30.623170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a831adcdc01111a5833f3bf2c8205b19340194451b2064454a90eaed20937ee9

Aliases

arxiv: math-ph/9903014 · arxiv_version: math-ph/9903014v2 · doi: 10.48550/arxiv.math-ph/9903014 · pith_short_12: VAY23TOACEI2 · pith_short_16: VAY23TOACEI2LAZ7 · pith_short_8: VAY23TOA

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/VAY23TOACEI2LAZ7HPZMQIC3DE \
  | 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: a831adcdc01111a5833f3bf2c8205b19340194451b2064454a90eaed20937ee9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cf3eeaaf1fbaf4f2062e1a424d34d0299cfb227aefc2aa8a8c5a29550131f6e7",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "1999-03-08T15:55:03Z",
    "title_canon_sha256": "70312b3d05f44ac54e5ea6f5b7ede3eab22b83271a624bac6e2888b670870cca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/9903014",
    "kind": "arxiv",
    "version": 2
  }
}