Pith Number

pith:ETEV7W7W

pith:1995:ETEV7W7W7GF2YHXBSMFSHJNYAN

not attested not anchored not stored refs pending

A proof of Shelah's recent partition theorem

Menachem Kojman

arxiv:math/9501205 v1 · 1995-01-09 · 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{ETEV7W7W7GF2YHXBSMFSHJNYAN}

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	2026-05-18T01:05:50.677811Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

24c95fdbf6f98bac1ee1930b23a5b80378615c8c3a4ebc13a7c20ef2806c0101

Aliases

arxiv: math/9501205 · arxiv_version: math/9501205v1 · doi: 10.48550/arxiv.math/9501205 · pith_short_12: ETEV7W7W7GF2 · pith_short_16: ETEV7W7W7GF2YHXB · pith_short_8: ETEV7W7W

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/ETEV7W7W7GF2YHXBSMFSHJNYAN \
  | 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: 24c95fdbf6f98bac1ee1930b23a5b80378615c8c3a4ebc13a7c20ef2806c0101

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d2a84c2d0074830e29a212215ab6d8a4653ee79c5a047cf629127de5f25105b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.LO",
    "submitted_at": "1995-01-09T00:00:00Z",
    "title_canon_sha256": "d4fad579886b1aee3289a413fd5cac2f68538f59e6f730d6f1878eed54cb9216"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9501205",
    "kind": "arxiv",
    "version": 1
  }
}