Pith Number

pith:37GWGQ32

pith:2008:37GWGQ32LD7EFLLELKRTMJS5HG

not attested not anchored not stored refs pending

Extending Cantor Paradox

Antonio Leon

arxiv:0809.2135 v3 · 2008-09-12 · math.GM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{37GWGQ32LD7EFLLELKRTMJS5HG}

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	2026-05-18T04:04:04.790834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dfcd63437a58fe42ad645aa336265d39bddc498955871cc74c8c60cabc43bce6

Aliases

arxiv: 0809.2135 · arxiv_version: 0809.2135v3 · doi: 10.48550/arxiv.0809.2135 · pith_short_12: 37GWGQ32LD7E · pith_short_16: 37GWGQ32LD7EFLLE · pith_short_8: 37GWGQ32

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/37GWGQ32LD7EFLLELKRTMJS5HG \
  | 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: dfcd63437a58fe42ad645aa336265d39bddc498955871cc74c8c60cabc43bce6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f7c235786bdb014f836adbcaf48e27c02b7745a5b47a2b989daf2ffca010149",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GM",
    "submitted_at": "2008-09-12T05:27:23Z",
    "title_canon_sha256": "b8ec8e741380eb9638c87d4bfab5221772dbc9b7c6ca72fb0da2b8d144ccb2ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.2135",
    "kind": "arxiv",
    "version": 3
  }
}