Pith Number

pith:GEMST75U

pith:2019:GEMST75UCR2HHFZEQKPUVYZEPW

not attested not anchored not stored refs pending

Completeness of infinitary heterogeneous logic

Christian Esp\'indola

arxiv:1902.00064 v1 · 2019-01-31 · math.LO · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GEMST75UCR2HHFZEQKPUVYZEPW}

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	2026-05-17T23:54:58.330675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

311929ffb41474739724829f4ae3247d8dacbef5f1406d77eac231cc8a28ba9d

Aliases

arxiv: 1902.00064 · arxiv_version: 1902.00064v1 · doi: 10.48550/arxiv.1902.00064 · pith_short_12: GEMST75UCR2H · pith_short_16: GEMST75UCR2HHFZE · pith_short_8: GEMST75U

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/GEMST75UCR2HHFZEQKPUVYZEPW \
  | 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: 311929ffb41474739724829f4ae3247d8dacbef5f1406d77eac231cc8a28ba9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1f034a365d4ff37ccc0530c39d47977e049134eccf75a4c29764b9ea7f9c0ad",
    "cross_cats_sorted": [
      "math.CT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2019-01-31T20:41:45Z",
    "title_canon_sha256": "4d97c4c2f2026f1739349c717ad895b25c22dc9491f24bf79cf8a9a8cb9c0c4e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00064",
    "kind": "arxiv",
    "version": 1
  }
}