Pith Number

pith:WSYPEFWI

pith:2014:WSYPEFWITDHJKMKBVZVR64YN3Q

not attested not anchored not stored refs pending

Symmetry gaps in Riemannian geometry and minimal orbifolds

Wouter van Limbeek

arxiv:1405.2291 v1 · 2014-05-09 · math.DG · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WSYPEFWITDHJKMKBVZVR64YN3Q}

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	2026-05-18T02:52:13.183112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4b0f216c898ce953141ae6b1f730ddc11974978703da600ee32f322210ed25d

Aliases

arxiv: 1405.2291 · arxiv_version: 1405.2291v1 · doi: 10.48550/arxiv.1405.2291 · pith_short_12: WSYPEFWITDHJ · pith_short_16: WSYPEFWITDHJKMKB · pith_short_8: WSYPEFWI

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/WSYPEFWITDHJKMKBVZVR64YN3Q \
  | 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: b4b0f216c898ce953141ae6b1f730ddc11974978703da600ee32f322210ed25d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc2c9f2bfc3830b30b317e4a0f444f0cdc49800fab4a83306be6b4a0413dbe78",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-05-09T17:09:49Z",
    "title_canon_sha256": "b020fa61721bc0f48e91324055e4c5bcc683983ad460ece19443732afc9c95a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.2291",
    "kind": "arxiv",
    "version": 1
  }
}