Pith Number

pith:MOPMREXY

pith:2022:MOPMREXYA7SVK3Y2MUQJ6TMZVV

not attested not anchored not stored refs pending

A Library for Representing Python Programs as Graphs for Machine Learning

Charles Sutton, Daniel Johnson, Daniel Tarlow, David Bieber, Kensen Shi, Petros Maniatis, Vincent Hellendoorn

arxiv:2208.07461 v1 · 2022-08-15 · cs.LG · cs.PL · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MOPMREXYA7SVK3Y2MUQJ6TMZVV}

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	2026-07-05T04:49:04.901187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

639ec892f807e5556f1a65209f4d99ad7bf6b8522f7a6a1c8265cf254c3c549b

Aliases

arxiv: 2208.07461 · arxiv_version: 2208.07461v1 · doi: 10.48550/arxiv.2208.07461 · pith_short_12: MOPMREXYA7SV · pith_short_16: MOPMREXYA7SVK3Y2 · pith_short_8: MOPMREXY

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/MOPMREXYA7SVK3Y2MUQJ6TMZVV \
  | 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: 639ec892f807e5556f1a65209f4d99ad7bf6b8522f7a6a1c8265cf254c3c549b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c592e9f0cabc6a0b1db4d3c7742263a5f452a83170112630727d309515c03885",
    "cross_cats_sorted": [
      "cs.PL",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-08-15T22:36:17Z",
    "title_canon_sha256": "5db03327584a069257270bb74b0a58d728a872a26b2bf7f4e077964be59f61bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.07461",
    "kind": "arxiv",
    "version": 1
  }
}