Pith Number

pith:TONXANCK

pith:2015:TONXANCKU7EMYL7TNLAHT77HLQ

not attested not anchored not stored refs pending

Smooth Kuranishi atlases with isotropy

Dusa McDuff, Katrin Wehrheim

arxiv:1508.01556 v2 · 2015-08-06 · 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{TONXANCKU7EMYL7TNLAHT77HLQ}

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	2026-05-18T00:21:00.287830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b9b70344aa7c8cc2ff36ac079ffe75c1dac917108f66432b5017ddf5f1bf57d

Aliases

arxiv: 1508.01556 · arxiv_version: 1508.01556v2 · doi: 10.48550/arxiv.1508.01556 · pith_short_12: TONXANCKU7EM · pith_short_16: TONXANCKU7EMYL7T · pith_short_8: TONXANCK

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/TONXANCKU7EMYL7TNLAHT77HLQ \
  | 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: 9b9b70344aa7c8cc2ff36ac079ffe75c1dac917108f66432b5017ddf5f1bf57d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "045a67f27087aa22352478080d95a90c7499e7771c430193771603365fb7ece7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.SG",
    "submitted_at": "2015-08-06T22:33:40Z",
    "title_canon_sha256": "acc4f6b5894bdeb7e684d7c34f6249c3a4422d66f25fd57b5d17ba09d2ecb2dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.01556",
    "kind": "arxiv",
    "version": 2
  }
}