Pith Number

pith:7J35CA7Y

pith:2018:7J35CA7Y77THP2RLGIQO7CZQPQ

not attested not anchored not stored refs pending

Rationality is decidable for nearly Euclidean Thurston maps

Kevin M. Pilgrim, Walter Parry, William Floyd

arxiv:1812.01066 v1 · 2018-12-03 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7J35CA7Y77THP2RLGIQO7CZQPQ}

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	2026-05-17T23:59:13.394250Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fa77d103f8ffe677ea2b3220ef8b307c2a7f94885b2c95b4660ac83a2cb023a7

Aliases

arxiv: 1812.01066 · arxiv_version: 1812.01066v1 · doi: 10.48550/arxiv.1812.01066 · pith_short_12: 7J35CA7Y77TH · pith_short_16: 7J35CA7Y77THP2RL · pith_short_8: 7J35CA7Y

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/7J35CA7Y77THP2RLGIQO7CZQPQ \
  | 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: fa77d103f8ffe677ea2b3220ef8b307c2a7f94885b2c95b4660ac83a2cb023a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99d95787a007536ad513a47c31b7f8206086f64f54276a088a0030defdcb3518",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2018-12-03T20:25:52Z",
    "title_canon_sha256": "15b690038d856524bc8acc6ce7f38b820c8bf0288325ce10f7464ca48054d8ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01066",
    "kind": "arxiv",
    "version": 1
  }
}