Pith Number

pith:I5RG7IVZ

pith:2002:I5RG7IVZXHAUFGRI73NJFM5HCX

not attested not anchored not stored refs pending

Persistent currents due to point obstacles

Pavel Exner, Taksu Cheon

arxiv:quant-ph/0202147 v1 · 2002-02-26 · quant-ph · 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{I5RG7IVZXHAUFGRI73NJFM5HCX}

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	2026-07-04T15:38:49.118554Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47626fa2b9b9c1429a28feda92b3a715e718f96443d40eedac692490e7651162

Aliases

arxiv: quant-ph/0202147 · arxiv_version: quant-ph/0202147v1 · doi: 10.48550/arxiv.quant-ph/0202147 · pith_short_12: I5RG7IVZXHAU · pith_short_16: I5RG7IVZXHAUFGRI · pith_short_8: I5RG7IVZ

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/I5RG7IVZXHAUFGRI73NJFM5HCX \
  | 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: 47626fa2b9b9c1429a28feda92b3a715e718f96443d40eedac692490e7651162

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2684dee10f8b40b2d57954f91f57aa6137be1d6a02a24f27bdb7f493638b1dc7",
    "cross_cats_sorted": [
      "cond-mat.mes-hall"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2002-02-26T02:50:02Z",
    "title_canon_sha256": "199a35650fb792fcb3fc20a1c41390de859809e6f619a9ede7c44c434741e95e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0202147",
    "kind": "arxiv",
    "version": 1
  }
}