Pith Number

pith:AR7URJO7

pith:2025:AR7URJO7Y3KTE374VKXJC7WE7I

not attested not anchored not stored refs pending

mrCAD: Multimodal Refinement of Computer-aided Designs

Daniel Fried, Judith E. Fan, Justin Matejka, Karl D. D. Willis, Saujas Vaduguru, William P. McCarthy, Yewen Pu

arxiv:2504.20294 v1 · 2025-04-28 · cs.AI · cs.CL · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AR7URJO7Y3KTE374VKXJC7WE7I}

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	2026-07-05T10:55:40.102176Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

047f48a5dfc6d5326ffcaaae917ec4fa3f43e68484c89fcc6d9e97ff0a9790aa

Aliases

arxiv: 2504.20294 · arxiv_version: 2504.20294v1 · doi: 10.48550/arxiv.2504.20294 · pith_short_12: AR7URJO7Y3KT · pith_short_16: AR7URJO7Y3KTE374 · pith_short_8: AR7URJO7

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/AR7URJO7Y3KTE374VKXJC7WE7I \
  | 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: 047f48a5dfc6d5326ffcaaae917ec4fa3f43e68484c89fcc6d9e97ff0a9790aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fb8444afbf620ac2dade22cc0e772066ab26a24c82b298c941fdc1c25b96f0a",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.HC"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-04-28T22:32:57Z",
    "title_canon_sha256": "b97a7d55629236b93113c7fac938ffd6625635469ce39f7d5b7f002043e02679"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.20294",
    "kind": "arxiv",
    "version": 1
  }
}