Pith Number

pith:RXUDGOYD

pith:2018:RXUDGOYDVZUWF67EI5DIIUHKQY

not attested not anchored not stored refs pending

From high-level inference algorithms to efficient code

Chung-chieh Shan, Jacques Carette, Praveen Narayanan, Rajan Walia, Sam Tobin-Hochstadt

arxiv:1805.06562 v5 · 2018-05-17 · cs.PL · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RXUDGOYDVZUWF67EI5DIIUHKQY}

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	2026-05-17T23:41:46.576379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8de8333b03ae6962fbe447468450ea863bb3b5bd4c5445e47e0814a92a5ad109

Aliases

arxiv: 1805.06562 · arxiv_version: 1805.06562v5 · doi: 10.48550/arxiv.1805.06562 · pith_short_12: RXUDGOYDVZUW · pith_short_16: RXUDGOYDVZUWF67E · pith_short_8: RXUDGOYD

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/RXUDGOYDVZUWF67EI5DIIUHKQY \
  | 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: 8de8333b03ae6962fbe447468450ea863bb3b5bd4c5445e47e0814a92a5ad109

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "08b7515f37a359b4e9d790c572e6aeb3651a94653e66c43c34fc19a0696c1e69",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2018-05-17T00:55:43Z",
    "title_canon_sha256": "060526778583430805d8629777daa5988ecd7e80e56453de080039e648c7b230"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06562",
    "kind": "arxiv",
    "version": 5
  }
}