Pith Number

pith:LWSNI5HZ

pith:2016:LWSNI5HZKYU7NQBOEIQXKHGNPK

not attested not anchored not stored refs pending

Cofinalities of Marczewski-like ideals

Joerg Brendle, Wolfgang Wohofsky, Yurii Khomskii

arxiv:1611.08143 v1 · 2016-11-24 · 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{LWSNI5HZKYU7NQBOEIQXKHGNPK}

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	2026-05-18T00:56:44.239406Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5da4d474f95629f6c02e2221751ccd7aab879bed99195e6859dd148bde0c2ec1

Aliases

arxiv: 1611.08143 · arxiv_version: 1611.08143v1 · doi: 10.48550/arxiv.1611.08143 · pith_short_12: LWSNI5HZKYU7 · pith_short_16: LWSNI5HZKYU7NQBO · pith_short_8: LWSNI5HZ

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/LWSNI5HZKYU7NQBOEIQXKHGNPK \
  | 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: 5da4d474f95629f6c02e2221751ccd7aab879bed99195e6859dd148bde0c2ec1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8da002ca6b5fbd8df98631ab7fbacab7b66c047e1274825ff9d6a5e2e035122",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2016-11-24T11:24:21Z",
    "title_canon_sha256": "9f64c44892e2eb25f03397ba0ef2a3c56bbebb7d850a2d697b89247c55df8acd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.08143",
    "kind": "arxiv",
    "version": 1
  }
}