Pith Number

pith:M22J5LW4

pith:2011:M22J5LW4F66XBGSMLXIVFS4RZZ

not attested not anchored not stored refs pending

Productively Lindelof spaces may all be D

Franklin D. Tall

arxiv:1104.2794 v1 · 2011-04-14 · math.GN · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M22J5LW4F66XBGSMLXIVFS4RZZ}

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	2026-05-18T04:24:05.726569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66b49eaedc2fbd709a4c5dd152cb91ce631b832450da8874c9f781b36d742147

Aliases

arxiv: 1104.2794 · arxiv_version: 1104.2794v1 · doi: 10.48550/arxiv.1104.2794 · pith_short_12: M22J5LW4F66X · pith_short_16: M22J5LW4F66XBGSM · pith_short_8: M22J5LW4

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/M22J5LW4F66XBGSMLXIVFS4RZZ \
  | 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: 66b49eaedc2fbd709a4c5dd152cb91ce631b832450da8874c9f781b36d742147

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed058cf478426af1d9e82117077a6b50d64a91b524a3be3999b72e1d2f9e69c9",
    "cross_cats_sorted": [
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2011-04-14T15:08:26Z",
    "title_canon_sha256": "01003d6c0ada3f1b6ec78594012695b7b5bf62aa52785c394d66498e4e4cf18b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.2794",
    "kind": "arxiv",
    "version": 1
  }
}