Pith Number

pith:FDOWMFFV

pith:1994:FDOWMFFV3JWTZ5MYDKWUEZKXFY

not attested not anchored not stored refs pending

Shooting a club with finite conditions

Jind\v{r}ich Zapletal

arxiv:math/9403202 v1 · 1994-03-10 · 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{FDOWMFFV3JWTZ5MYDKWUEZKXFY}

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	2026-05-18T01:05:51.620642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28dd6614b5da6d3cf5981aad4265572e3022922f5f943f43fb2d157306811a42

Aliases

arxiv: math/9403202 · arxiv_version: math/9403202v1 · doi: 10.48550/arxiv.math/9403202 · pith_short_12: FDOWMFFV3JWT · pith_short_16: FDOWMFFV3JWTZ5MY · pith_short_8: FDOWMFFV

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/FDOWMFFV3JWTZ5MYDKWUEZKXFY \
  | 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: 28dd6614b5da6d3cf5981aad4265572e3022922f5f943f43fb2d157306811a42

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "675e70bb379f05bbc803d819d4cc82ba1722fe47215c04ea5ca9963fb05ffca4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.LO",
    "submitted_at": "1994-03-10T00:00:00Z",
    "title_canon_sha256": "93a26c369d76432447fc8d3d30e3410e53f74df8417c99d7bdd2cb428c64e0e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9403202",
    "kind": "arxiv",
    "version": 1
  }
}