Pith Number

pith:QPCWQ4Y7

pith:2013:QPCWQ4Y7LNUTA76UEA3OQ7JGA6

not attested not anchored not stored refs pending

Wider Thin-Very Tall Superatomic Boolean Algebras

Carmi Merimovich

arxiv:1308.5575 v2 · 2013-08-26 · 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{QPCWQ4Y7LNUTA76UEA3OQ7JGA6}

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	2026-05-18T01:36:48.441100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83c568731f5b69307fd42036e87d2607b29dfdf7b2a2396aad552857bb194f61

Aliases

arxiv: 1308.5575 · arxiv_version: 1308.5575v2 · doi: 10.48550/arxiv.1308.5575 · pith_short_12: QPCWQ4Y7LNUT · pith_short_16: QPCWQ4Y7LNUTA76U · pith_short_8: QPCWQ4Y7

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/QPCWQ4Y7LNUTA76UEA3OQ7JGA6 \
  | 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: 83c568731f5b69307fd42036e87d2607b29dfdf7b2a2396aad552857bb194f61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a18a8546fb7163e46d859c10f4b507ba71aebca1c8049e09c61a217fdb850aa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2013-08-26T13:15:52Z",
    "title_canon_sha256": "516081a45cf3acc530c5da11e18ee4f2fb27a282a0b9a30997daaf16963a7348"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.5575",
    "kind": "arxiv",
    "version": 2
  }
}