Pith Number

pith:7ACGCNIH

pith:2016:7ACGCNIHJ5XSAZ74AT4QWG2Q6O

not attested not anchored not stored refs pending

Order and interval topologies on complete Boolean algebras

Dominic van der Zypen

arxiv:1612.04652 v1 · 2016-10-27 · 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{7ACGCNIHJ5XSAZ74AT4QWG2Q6O}

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	2026-05-18T00:54:58.931549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8046135074f6f2067fc04f90b1b50f3865e00ba3e0494b58113c91790446ea9

Aliases

arxiv: 1612.04652 · arxiv_version: 1612.04652v1 · doi: 10.48550/arxiv.1612.04652 · pith_short_12: 7ACGCNIHJ5XS · pith_short_16: 7ACGCNIHJ5XSAZ74 · pith_short_8: 7ACGCNIH

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/7ACGCNIHJ5XSAZ74AT4QWG2Q6O \
  | 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: f8046135074f6f2067fc04f90b1b50f3865e00ba3e0494b58113c91790446ea9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f39f7d282eda4083070a8f86896d0b1bb5ff4d1950185c0a5852edec46b8264f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2016-10-27T12:32:40Z",
    "title_canon_sha256": "32b5c3cb4cb442e62e2b22d55f91ef7abfcb12194309c8096f77087c3a049a67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04652",
    "kind": "arxiv",
    "version": 1
  }
}