Pith Number

pith:KSXTHUU7

pith:2026:KSXTHUU745TSEMFPAXP7QA65Y5

not attested not anchored not stored refs pending

A recursion for the volume of the moduli space of hyperbolic spheres

Damien Gayet (UGA), LJAD), Michele Ancona (UniCA

arxiv:2605.19788 v1 · 2026-05-19 · math.AG · math.GT · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KSXTHUU745TSEMFPAXP7QA65Y5}

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	2026-05-20T01:06:14.079500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54af33d29fe7672230af05dff803ddc753e221fb513ebde13b074d518124b57b

Aliases

arxiv: 2605.19788 · arxiv_version: 2605.19788v1 · doi: 10.48550/arxiv.2605.19788 · pith_short_12: KSXTHUU745TS · pith_short_16: KSXTHUU745TSEMFP · pith_short_8: KSXTHUU7

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/KSXTHUU745TSEMFPAXP7QA65Y5 \
  | 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: 54af33d29fe7672230af05dff803ddc753e221fb513ebde13b074d518124b57b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cfe5741fea7ea7a4bced4f0f547479059330da15ec37801fb4f781225db0191",
    "cross_cats_sorted": [
      "math.GT",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-05-19T12:52:46Z",
    "title_canon_sha256": "37f2d76194317ae44f2cffcb670dcc6249f9d8ce94a6a70fb4e693a98e538ba8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19788",
    "kind": "arxiv",
    "version": 1
  }
}