Pith Number

pith:6BWKQCA7

pith:2017:6BWKQCA7ZYHJMV6MP7OQISULM7

not attested not anchored not stored refs pending

A note on clustered cells

Eva Leenknegt, Pablo Cubides Kovacsics, Saskia Chambille

arxiv:1703.03731 v1 · 2017-03-10 · 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{6BWKQCA7ZYHJMV6MP7OQISULM7}

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	2026-05-18T00:48:55.943636Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f06ca8081fce0e9657cc7fdd044a8b67e6817d4fb73858fec88deaf34dfc23ac

Aliases

arxiv: 1703.03731 · arxiv_version: 1703.03731v1 · doi: 10.48550/arxiv.1703.03731 · pith_short_12: 6BWKQCA7ZYHJ · pith_short_16: 6BWKQCA7ZYHJMV6M · pith_short_8: 6BWKQCA7

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/6BWKQCA7ZYHJMV6MP7OQISULM7 \
  | 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: f06ca8081fce0e9657cc7fdd044a8b67e6817d4fb73858fec88deaf34dfc23ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebb0762020a2842ad158c703969cb38dbf636699e095988a3bc70b3c95227190",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2017-03-10T15:53:28Z",
    "title_canon_sha256": "5c21546d8163b9fbc263a685fab75d1f6f67622ed51bde42269d4d40c25b03d9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.03731",
    "kind": "arxiv",
    "version": 1
  }
}