Pith Number

pith:BA4SHGHP

pith:2014:BA4SHGHPAH35EWYWXHC64G656X

not attested not anchored not stored refs pending

Notes on Kuranishi Atlases

Dusa McDuff

arxiv:1411.4306 v4 · 2014-11-16 · 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{BA4SHGHPAH35EWYWXHC64G656X}

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	2026-05-18T01:04:00.462262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08392398ef01f7d25b16b9c5ee1bddf5f9c1347cdf57579ee6d7633b7ab5cad0

Aliases

arxiv: 1411.4306 · arxiv_version: 1411.4306v4 · doi: 10.48550/arxiv.1411.4306 · pith_short_12: BA4SHGHPAH35 · pith_short_16: BA4SHGHPAH35EWYW · pith_short_8: BA4SHGHP

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/BA4SHGHPAH35EWYWXHC64G656X \
  | 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: 08392398ef01f7d25b16b9c5ee1bddf5f9c1347cdf57579ee6d7633b7ab5cad0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62ee78828b02a1260d722723053a9f39c454888c985b089458327c016f2b49ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2014-11-16T21:33:50Z",
    "title_canon_sha256": "8c0909684da3c740948fc76c159fb81a4e9c2459e0da13fc2801437b58017eb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4306",
    "kind": "arxiv",
    "version": 4
  }
}