Pith Number

pith:E74UP5E7

pith:2026:E74UP5E7SLYLKFYH5T2PVFMGPB

not attested not anchored not stored refs pending

A Torelli-type theorem for hyperk\"{a}hler quotients

Ryota Kotani

arxiv:2608.08680 v1 · 2026-08-09 · math.AG · 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{E74UP5E7SLYLKFYH5T2PVFMGPB}

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	2026-08-11T01:23:27.852157Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27f947f49f92f0b51707ecf4fa9586787339ae1317918f317b1199ebe20eebf6

Aliases

arxiv: 2608.08680 · arxiv_version: 2608.08680v1 · doi: 10.48550/arxiv.2608.08680 · pith_short_12: E74UP5E7SLYL · pith_short_16: E74UP5E7SLYLKFYH · pith_short_8: E74UP5E7

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/E74UP5E7SLYLKFYH5T2PVFMGPB \
  | 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: 27f947f49f92f0b51707ecf4fa9586787339ae1317918f317b1199ebe20eebf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bb478087929e3189ccaf7ffcadd8a2cf51fd5a571230456117027773d7bfed36",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2026-08-09T12:53:21Z",
    "title_canon_sha256": "12db74049b8c2abd13ac79c93568a3cd9b16009b097fbb610dceb9b5be90fbf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2608.08680",
    "kind": "arxiv",
    "version": 1
  }
}