Pith Number

pith:3A3SCLZ6

pith:2008:3A3SCLZ64A5WABOXAEALW3WDOF

not attested not anchored not stored refs pending

Geodesic manifolds with a transitive subset of smooth biLipschitz maps

Enrico Le Donne

arxiv:0804.0403 v2 · 2008-04-02 · math.MG · math.DG

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3A3SCLZ64A5WABOXAEALW3WDOF}

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	2026-05-18T01:20:50.934682Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d837212f3ee03b6005d70100bb6ec37151f9805cfce9a09b5a0af0f6d7b59bce

Aliases

arxiv: 0804.0403 · arxiv_version: 0804.0403v2 · doi: 10.48550/arxiv.0804.0403 · pith_short_12: 3A3SCLZ64A5W · pith_short_16: 3A3SCLZ64A5WABOX · pith_short_8: 3A3SCLZ6

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/3A3SCLZ64A5WABOXAEALW3WDOF \
  | 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: d837212f3ee03b6005d70100bb6ec37151f9805cfce9a09b5a0af0f6d7b59bce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f4ba57d504d45bbab6c7123e85866007db5ad687e3ed943ab8d391ad4415716b",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2008-04-02T17:44:18Z",
    "title_canon_sha256": "5af1becc6c61114714e47f36b77af0e2c155a97cd7e448cfec5248f71beea219"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0804.0403",
    "kind": "arxiv",
    "version": 2
  }
}