Pith Number

pith:KF7GJKC3

pith:2019:KF7GJKC3ZYOCLKW4LX3KZ534GY

not attested not anchored not stored refs pending

Synthesizing Structured CAD Models with Equality Saturation and Inverse Transformations

Adam Anderson, Chandrakana Nandi, Dan Grossman, Eva Darulova, James R. Wilcox, Max Willsey, Zachary Tatlock

arxiv:1909.12252 v3 · 2019-09-26 · cs.PL · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KF7GJKC3ZYOCLKW4LX3KZ534GY}

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	2026-07-05T02:05:05.415585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

517e64a85bce1c25aadc5df6acf77c36147fc3cc3c7565873d9997905a327c68

Aliases

arxiv: 1909.12252 · arxiv_version: 1909.12252v3 · doi: 10.48550/arxiv.1909.12252 · pith_short_12: KF7GJKC3ZYOC · pith_short_16: KF7GJKC3ZYOCLKW4 · pith_short_8: KF7GJKC3

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/KF7GJKC3ZYOCLKW4LX3KZ534GY \
  | 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: 517e64a85bce1c25aadc5df6acf77c36147fc3cc3c7565873d9997905a327c68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "051c3597b6f15ac3fa2048866bbbbc23454b45ade12326017992c73a107a2b43",
    "cross_cats_sorted": [
      "cs.CG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2019-09-26T16:58:08Z",
    "title_canon_sha256": "3f0eff2d818d9cc65b9e2c3dca878395916280ed3c2c0dfdb4ac71cd03f1f2ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.12252",
    "kind": "arxiv",
    "version": 3
  }
}