Pith Number

pith:HNGMMNSW

pith:2011:HNGMMNSW6YHH5FHD6I56EWWR42

not attested not anchored not stored refs pending

Projective and Finsler metrizability: parameterization-rigidity of the geodesics

Ioan Bucataru, Zolt\'an Muzsnay

arxiv:1108.4628 v1 · 2011-08-23 · math.DG · 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{HNGMMNSW6YHH5FHD6I56EWWR42}

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	2026-05-18T03:49:45.814876Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b4cc63656f60e7e94e3f23be25ad1e6995fc50588d12f15a4248fd02b357dc7

Aliases

arxiv: 1108.4628 · arxiv_version: 1108.4628v1 · doi: 10.48550/arxiv.1108.4628 · pith_short_12: HNGMMNSW6YHH · pith_short_16: HNGMMNSW6YHH5FHD · pith_short_8: HNGMMNSW

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/HNGMMNSW6YHH5FHD6I56EWWR42 \
  | 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: 3b4cc63656f60e7e94e3f23be25ad1e6995fc50588d12f15a4248fd02b357dc7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dad1081749c4af70b6ee8e48009b67e0c499f34a619f07e93ba50ef11c13f63a",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2011-08-23T15:10:55Z",
    "title_canon_sha256": "64f60415aa846712019bb3fee6c8de82563202cc3e8a3e361b51c4e0b772e60a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4628",
    "kind": "arxiv",
    "version": 1
  }
}