Pith Number

pith:QN662AR2

pith:2022:QN662AR2ZW552T6T4TZRRNIQJL

not attested not anchored not stored refs pending

Surface-link families with arbitrarily large triple point number

Nicholas Cazet

arxiv:2204.13860 v3 · 2022-04-29 · 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{QN662AR2ZW552T6T4TZRRNIQJL}

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	2026-07-05T05:26:40.840548Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

837ded023acdbbdd4fd3e4f318b5104afd0e35020339ef6bc6faf2b802f2a8cc

Aliases

arxiv: 2204.13860 · arxiv_version: 2204.13860v3 · doi: 10.48550/arxiv.2204.13860 · pith_short_12: QN662AR2ZW55 · pith_short_16: QN662AR2ZW552T6T · pith_short_8: QN662AR2

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/QN662AR2ZW552T6T4TZRRNIQJL \
  | 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: 837ded023acdbbdd4fd3e4f318b5104afd0e35020339ef6bc6faf2b802f2a8cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49706f9118594a9de73ea5531ad17011d666198d21d251e75f9d8cc6630d2778",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2022-04-29T03:24:28Z",
    "title_canon_sha256": "63530a493eb0234a361b97fdadbcffa7f94d4ed19a4ce4be30593ddf4366fed6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.13860",
    "kind": "arxiv",
    "version": 3
  }
}