Pith Number

pith:4KLZ7XFN

pith:2014:4KLZ7XFNAH4V35KC3JEQWPK4TL

not attested not anchored not stored refs pending

Subcompletions of representable relation algebras

Roger D. Maddux

arxiv:1411.1096 v1 · 2014-11-04 · 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{4KLZ7XFNAH4V35KC3JEQWPK4TL}

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	2026-05-17T23:56:56.381769Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2979fdcad01f95df542da490b3d5c9ae9b29bbf303c1de2c96961587ddf1dc9

Aliases

arxiv: 1411.1096 · arxiv_version: 1411.1096v1 · doi: 10.48550/arxiv.1411.1096 · pith_short_12: 4KLZ7XFNAH4V · pith_short_16: 4KLZ7XFNAH4V35KC · pith_short_8: 4KLZ7XFN

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/4KLZ7XFNAH4V35KC3JEQWPK4TL \
  | 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: e2979fdcad01f95df542da490b3d5c9ae9b29bbf303c1de2c96961587ddf1dc9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80d3a53e3c03101811f5019b68994c81efa40f55ecb31fbefc247b97288f8fee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2014-11-04T22:02:38Z",
    "title_canon_sha256": "bbb27eaf79ba76eadaab26d97ce935beb5a9640db2e68845726da90327748def"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.1096",
    "kind": "arxiv",
    "version": 1
  }
}