Pith Number

pith:TIINQC33

pith:2025:TIINQC33CT2PDH4UTCWFCBUGHQ

not attested not anchored not stored refs pending

Thurston's jiggling

Anna Fokma

arxiv:2508.18759 v1 · 2025-08-26 · math.GT · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TIINQC33CT2PDH4UTCWFCBUGHQ}

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	2026-07-05T11:59:30.330346Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a10d80b7b14f4f19f9498ac5106863c391f569944f20578ac22c2569fd1b9fc

Aliases

arxiv: 2508.18759 · arxiv_version: 2508.18759v1 · doi: 10.48550/arxiv.2508.18759 · pith_short_12: TIINQC33CT2P · pith_short_16: TIINQC33CT2PDH4U · pith_short_8: TIINQC33

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/TIINQC33CT2PDH4UTCWFCBUGHQ \
  | 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: 9a10d80b7b14f4f19f9498ac5106863c391f569944f20578ac22c2569fd1b9fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d308c71ace2379d2102af878790ac2f264aa03c20a0743f1ca923dfb0c56d415",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2025-08-26T07:35:42Z",
    "title_canon_sha256": "3970a991155fa8662c55164d1948efd6a838a00311068624fd7496a95bb275aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.18759",
    "kind": "arxiv",
    "version": 1
  }
}