Pith Number

pith:UKY7OBPF

pith:2012:UKY7OBPF4G4H24OASDKDW5QEQJ

not attested not anchored not stored refs pending

On the topological aspects of the theory of represented spaces

Arno Pauly

arxiv:1204.3763 v3 · 2012-04-17 · 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{UKY7OBPF4G4H24OASDKDW5QEQJ}

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	2026-05-18T02:25:49.376795Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2b1f705e5e1b87d71c090d43b76048275732f2f804595026d17f1565794c054

Aliases

arxiv: 1204.3763 · arxiv_version: 1204.3763v3 · doi: 10.48550/arxiv.1204.3763 · pith_short_12: UKY7OBPF4G4H · pith_short_16: UKY7OBPF4G4H24OA · pith_short_8: UKY7OBPF

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/UKY7OBPF4G4H24OASDKDW5QEQJ \
  | 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: a2b1f705e5e1b87d71c090d43b76048275732f2f804595026d17f1565794c054

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40bf0a43430cdfb6228d656fd969968a95c3dbee2fff1686edb0665e312fa74f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2012-04-17T11:28:09Z",
    "title_canon_sha256": "dfcc6bb48d972279e5915a827540ea337a340a4f2f2b5eb2c8a8f6e47820d2d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.3763",
    "kind": "arxiv",
    "version": 3
  }
}