Pith Number

pith:K25KCI7I

pith:2016:K25KCI7IF6KA72MUAQBMZUCCXS

not attested not anchored not stored refs pending

Semi-steady non-commutative crepant resolutions via regular dimer models

Yusuke Nakajima

arxiv:1608.05162 v3 · 2016-08-18 · math.RT · math.AC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K25KCI7IF6KA72MUAQBMZUCCXS}

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	2026-05-18T00:04:32.757178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56baa123e82f940fe9940402ccd042bc9c4f48a52b7d52c58cd2f36e1bca7a4b

Aliases

arxiv: 1608.05162 · arxiv_version: 1608.05162v3 · doi: 10.48550/arxiv.1608.05162 · pith_short_12: K25KCI7IF6KA · pith_short_16: K25KCI7IF6KA72MU · pith_short_8: K25KCI7I

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/K25KCI7IF6KA72MUAQBMZUCCXS \
  | 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: 56baa123e82f940fe9940402ccd042bc9c4f48a52b7d52c58cd2f36e1bca7a4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "281950b697aca7a75262eb4f905571160605c1c3ccb5095d932279d2b31d77cf",
    "cross_cats_sorted": [
      "math.AC",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2016-08-18T03:17:15Z",
    "title_canon_sha256": "0340bd95ff659ec5acabc89a6f53b06b3e765dee6587699ad9510289ef66c4c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.05162",
    "kind": "arxiv",
    "version": 3
  }
}