Pith Number

pith:XZ2JVIYD

pith:2018:XZ2JVIYDSMLNFLQ3OSCXW4VZCT

not attested not anchored not stored refs pending

A characterisation for Finsler metrics of constant curvature and a Finslerian version of Beltrami Theorem

Georgeta Cre\c{t}u, Ioan Bucataru

arxiv:1808.05001 v2 · 2018-08-15 · math.DG

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XZ2JVIYDSMLNFLQ3OSCXW4VZCT}

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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.

Cited by

1 paper in Pith

New classes of projectively related Finsler metrics of constant flag curvature

Receipt and verification

First computed	2026-07-05T00:37:43.090410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

be749aa3039316d2ae1b74857b72b914c1c4d51055b7b5dd54e4f93aa0e69837

Aliases

arxiv: 1808.05001 · arxiv_version: 1808.05001v2 · doi: 10.48550/arxiv.1808.05001 · pith_short_12: XZ2JVIYDSMLN · pith_short_16: XZ2JVIYDSMLNFLQ3 · pith_short_8: XZ2JVIYD

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/XZ2JVIYDSMLNFLQ3OSCXW4VZCT \
  | 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: be749aa3039316d2ae1b74857b72b914c1c4d51055b7b5dd54e4f93aa0e69837

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55d295ac85a832045407af455a63bc5885082dec38496cde454368f1e742fdf0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-08-15T08:55:37Z",
    "title_canon_sha256": "9db66ba85e3585dd97dc49f61c5d6fdf0399b4dae7a84d95d6fd875601d86d7d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05001",
    "kind": "arxiv",
    "version": 2
  }
}