Pith Number

pith:5HOF6WMS

pith:2016:5HOF6WMSD6RSP6JDOH7ST77ZFR

not attested not anchored not stored refs pending

Extended McKay correspondence for quotient surface singularities

Akira Ishii, Iku Nakamura

arxiv:1609.04143 v1 · 2016-09-14 · math.AG · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5HOF6WMSD6RSP6JDOH7ST77ZFR}

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	2026-05-18T01:04:38.887678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e9dc5f59921fa327f92371ff29fff92c64841ca48c5c4f16fd0c0cc41fc6bbdd

Aliases

arxiv: 1609.04143 · arxiv_version: 1609.04143v1 · doi: 10.48550/arxiv.1609.04143 · pith_short_12: 5HOF6WMSD6RS · pith_short_16: 5HOF6WMSD6RSP6JD · pith_short_8: 5HOF6WMS

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/5HOF6WMSD6RSP6JDOH7ST77ZFR \
  | 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: e9dc5f59921fa327f92371ff29fff92c64841ca48c5c4f16fd0c0cc41fc6bbdd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c31bb02285f57fbc9156ee48a1523c64f6cb00782dc9ebfee255a21fdedec97",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-09-14T06:06:30Z",
    "title_canon_sha256": "f3a38893289708e2e0f79b67931e6cd9de6cf83a08425d013148e4e5b7fab03f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.04143",
    "kind": "arxiv",
    "version": 1
  }
}