Pith Number

pith:MWC2HHWM

pith:1995:MWC2HHWMZHEWULH3O2TTNFJUPS

not attested not anchored not stored refs pending

A game on partial orderings

Sabine Koppelberg, Saharon Shelah, Saka\'e Fuchino

arxiv:math/9505212 v1 · 1995-05-15 · 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{MWC2HHWMZHEWULH3O2TTNFJUPS}

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	2026-05-18T01:05:48.649988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6585a39eccc9c96a2cfb76a73695347c994bf58b6020525199e32d88ff52ca8c

Aliases

arxiv: math/9505212 · arxiv_version: math/9505212v1 · doi: 10.48550/arxiv.math/9505212 · pith_short_12: MWC2HHWMZHEW · pith_short_16: MWC2HHWMZHEWULH3 · pith_short_8: MWC2HHWM

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/MWC2HHWMZHEWULH3O2TTNFJUPS \
  | 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: 6585a39eccc9c96a2cfb76a73695347c994bf58b6020525199e32d88ff52ca8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ca4dbc11a66890ae8838081d37089952da36df7aeccbd592db2f9f55a9ff3aa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.LO",
    "submitted_at": "1995-05-15T00:00:00Z",
    "title_canon_sha256": "38f1f0d0ce6f8461aa6a644605debcbaeb78e2f6d16d643e9ad9f5afc459c6da"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9505212",
    "kind": "arxiv",
    "version": 1
  }
}