Pith Number

pith:T4X3UVSW

pith:2019:T4X3UVSWKURL3S4BF2IA65AAEE

not attested not anchored not stored refs pending

An extension of the Masur domain

Cyril Lecuire (IMT)

arxiv:1901.03503 v1 · 2019-01-11 · math.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{T4X3UVSWKURL3S4BF2IA65AAEE}

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	2026-05-17T23:56:31.087618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f2fba56565522bdcb812e900f74002103145568fef806c4dd600049b278f26a

Aliases

arxiv: 1901.03503 · arxiv_version: 1901.03503v1 · doi: 10.48550/arxiv.1901.03503 · pith_short_12: T4X3UVSWKURL · pith_short_16: T4X3UVSWKURL3S4B · pith_short_8: T4X3UVSW

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/T4X3UVSWKURL3S4BF2IA65AAEE \
  | 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: 9f2fba56565522bdcb812e900f74002103145568fef806c4dd600049b278f26a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6bb272dc1a9f6376eb7fb3db68f694482a770f88c492a694f0b683be24b35e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2019-01-11T08:19:54Z",
    "title_canon_sha256": "49884abd05d884c19add9c67323ed7f5f6a4f1b9968db379619db655f8c1381e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.03503",
    "kind": "arxiv",
    "version": 1
  }
}