Pith Number

pith:7XXQLWEH

pith:2021:7XXQLWEHVCGH5JWX6C7UMQGYMY

not attested not anchored not stored refs pending

Programming with Neural Surrogates of Programs

Alex Renda, Michael Carbin, Yi Ding

arxiv:2112.06148 v1 · 2021-12-12 · cs.PL · cs.LG · 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{7XXQLWEHVCGH5JWX6C7UMQGYMY}

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	2026-07-05T03:40:10.786750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fdef05d887a88c7ea6d7f0bf4640d8663ea5f79fa767fde585b599c8b5c5738a

Aliases

arxiv: 2112.06148 · arxiv_version: 2112.06148v1 · doi: 10.48550/arxiv.2112.06148 · pith_short_12: 7XXQLWEHVCGH · pith_short_16: 7XXQLWEHVCGH5JWX · pith_short_8: 7XXQLWEH

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/7XXQLWEHVCGH5JWX6C7UMQGYMY \
  | 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: fdef05d887a88c7ea6d7f0bf4640d8663ea5f79fa767fde585b599c8b5c5738a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "637e409f1345b2af9d0757c145027d30de408a272785dff8ad2f1cdb4757c843",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2021-12-12T04:45:41Z",
    "title_canon_sha256": "9f3dca5c72efaa2693dbb31a6e127dad912eae2e79fb9055ae2f71af087b6d59"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.06148",
    "kind": "arxiv",
    "version": 1
  }
}