Pith Number

pith:LB7OXOUX

pith:2019:LB7OXOUXDBQ4CT5SDAN2QUGIQ3

not attested not anchored not stored refs pending

A Generalization of the "Raboter" Operation

Yonah Biers-Ariel

arxiv:1902.06354 v1 · 2019-02-17 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LB7OXOUXDBQ4CT5SDAN2QUGIQ3}

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	2026-05-17T23:53:45.775563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

587eebba971861c14fb2181ba850c886fb90a4e71bafa7b82e0d2cafad60ea89

Aliases

arxiv: 1902.06354 · arxiv_version: 1902.06354v1 · doi: 10.48550/arxiv.1902.06354 · pith_short_12: LB7OXOUXDBQ4 · pith_short_16: LB7OXOUXDBQ4CT5S · pith_short_8: LB7OXOUX

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/LB7OXOUXDBQ4CT5SDAN2QUGIQ3 \
  | 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: 587eebba971861c14fb2181ba850c886fb90a4e71bafa7b82e0d2cafad60ea89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d51e2da50d025a5d067969aaee2fa4ed6653c28faa58654171c9d14ee0634869",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2019-02-17T23:54:23Z",
    "title_canon_sha256": "6726b466d9362eabd682943d484dd4452def820c1e607ae3c2589efe853017fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06354",
    "kind": "arxiv",
    "version": 1
  }
}