Pith Number

pith:ZU5SCOSD

pith:2001:ZU5SCOSDWDXHQ2GZZB7EILH5LZ

not attested not anchored not stored refs pending

Symmetry, singularities and integrability in complex dynamics V: Complete symmetry groups of certain relativistic spherically symmetric systems

M.C. Nucci, P.G.L. Leach, S. Cotsakis

arxiv:nlin/0107021 v2 · 2001-07-11 · nlin.SI · 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{ZU5SCOSDWDXHQ2GZZB7EILH5LZ}

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	2026-05-18T01:38:21.815886Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd3b213a43b0ee7868d9c87e442cfd5e4838cb73ae42404e12ac5142eca16248

Aliases

arxiv: nlin/0107021 · arxiv_version: nlin/0107021v2 · doi: 10.48550/arxiv.nlin/0107021 · pith_short_12: ZU5SCOSDWDXH · pith_short_16: ZU5SCOSDWDXHQ2GZ · pith_short_8: ZU5SCOSD

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/ZU5SCOSDWDXHQ2GZZB7EILH5LZ \
  | 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: cd3b213a43b0ee7868d9c87e442cfd5e4838cb73ae42404e12ac5142eca16248

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e83efee72ade076e2828a486a8d98f929f4b32430d0b646bff86dafca07ab172",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "nlin.SI",
    "submitted_at": "2001-07-11T06:39:41Z",
    "title_canon_sha256": "6a996518122c9e3ea16b2acc3f24bb070c3cc1ae6289efc2c1fc2467b4e32361"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nlin/0107021",
    "kind": "arxiv",
    "version": 2
  }
}