Pith Number

pith:QX32V4CA

pith:2001:QX32V4CAY3DDGGNS5ATQRTVAMB

not attested not anchored not stored refs pending

Algorithms to solve the Sutherland model

Edwin Langmann

arxiv:math-ph/0104039 v1 · 2001-04-27 · math-ph · math.DS · 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{QX32V4CAY3DDGGNS5ATQRTVAMB}

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	2026-05-18T01:38:34.491384Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85f7aaf040c6c63319b2e82708cea0605e7616ea3bfbc31df6a5bf27f4d24484

Aliases

arxiv: math-ph/0104039 · arxiv_version: math-ph/0104039v1 · doi: 10.48550/arxiv.math-ph/0104039 · pith_short_12: QX32V4CAY3DD · pith_short_16: QX32V4CAY3DDGGNS · pith_short_8: QX32V4CA

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/QX32V4CAY3DDGGNS5ATQRTVAMB \
  | 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: 85f7aaf040c6c63319b2e82708cea0605e7616ea3bfbc31df6a5bf27f4d24484

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d6e59c52d609d353bfbd3817492239c0fb5a9aa1d38a70e7b09bf3cf3a04247",
    "cross_cats_sorted": [
      "math.DS",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "2001-04-27T13:47:27Z",
    "title_canon_sha256": "a73fa4e8cc614bcd1071fe913b419f7cd65968d5509c8b458d8cb6f36f4906a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/0104039",
    "kind": "arxiv",
    "version": 1
  }
}