Pith Number

pith:QETVSWPK

pith:1998:QETVSWPKHSLEHHHNPXMUGWS72C

not attested not anchored not stored refs pending

The Riley slice revisited

Caroline Series, Yohei Komori

arxiv:math/9810194 v1 · 1998-10-27 · math.GT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QETVSWPKHSLEHHHNPXMUGWS72C}

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	2026-05-18T01:05:33.576906Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81275959ea3c96439ced7dd9435a5fd0b8e294ace71381b4658a138cf8f1250f

Aliases

arxiv: math/9810194 · arxiv_version: math/9810194v1 · doi: 10.48550/arxiv.math/9810194 · pith_short_12: QETVSWPKHSLE · pith_short_16: QETVSWPKHSLEHHHN · pith_short_8: QETVSWPK

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/QETVSWPKHSLEHHHNPXMUGWS72C \
  | 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: 81275959ea3c96439ced7dd9435a5fd0b8e294ace71381b4658a138cf8f1250f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50cbd74176197dec20314242582d385c81c54286cc4d1acba857656f4fab8b06",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "1998-10-27T00:00:00Z",
    "title_canon_sha256": "4f10627ac0d27ddfb99262269c9954ad1ea98d0592e227e39cec12a5e05056b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9810194",
    "kind": "arxiv",
    "version": 1
  }
}