Pith Number

pith:LIRTLXM6

pith:2004:LIRTLXM62WY67SSSX5UER6C3TD

not attested not anchored not stored refs pending

The Gauss-Landau-Hall problem on Riemannian surfaces

Alfonso Romero, Jose L. Cabrerizo, Manuel Barros, Manuel Fernandez

arxiv:math-ph/0404060 v1 · 2004-04-26 · math-ph · 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{LIRTLXM62WY67SSSX5UER6C3TD}

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	2026-05-18T04:22:40.640091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a2335dd9ed5b1efca52bf6848f85b98cff7abc6dc34fd6d3de112eddd4f2bc9

Aliases

arxiv: math-ph/0404060 · arxiv_version: math-ph/0404060v1 · doi: 10.48550/arxiv.math-ph/0404060 · pith_short_12: LIRTLXM62WY6 · pith_short_16: LIRTLXM62WY67SSS · pith_short_8: LIRTLXM6

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/LIRTLXM62WY67SSSX5UER6C3TD \
  | 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: 5a2335dd9ed5b1efca52bf6848f85b98cff7abc6dc34fd6d3de112eddd4f2bc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a02d865168fc5f946f6e8c310e99f3962205c95488f84ba62bd649f6d645bf34",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2004-04-26T08:32:24Z",
    "title_canon_sha256": "b9dc8c1e34f1ddf943bb00581ab4b2727d9d3c140c8d8fe287959640374149b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0404060",
    "kind": "arxiv",
    "version": 1
  }
}