Pith Number

pith:UBYC3OIW

pith:2022:UBYC3OIW76QRX5YR36VIHCL44F

not attested not anchored not stored refs pending

Break and Make: Interactive Structural Understanding Using LEGO Bricks

Aaron Walsman, Ali Farhadi, Dieter Fox, Karthik Desingh, Klemen Kotar, Muru Zhang

arxiv:2207.13738 v1 · 2022-07-27 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UBYC3OIW76QRX5YR36VIHCL44F}

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	2026-07-05T04:44:11.700762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0702db916ffa11bf711dfaa83897ce16ad7e09d72a41bf1f440fd5fa0333a70

Aliases

arxiv: 2207.13738 · arxiv_version: 2207.13738v1 · doi: 10.48550/arxiv.2207.13738 · pith_short_12: UBYC3OIW76QR · pith_short_16: UBYC3OIW76QRX5YR · pith_short_8: UBYC3OIW

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/UBYC3OIW76QRX5YR36VIHCL44F \
  | 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: a0702db916ffa11bf711dfaa83897ce16ad7e09d72a41bf1f440fd5fa0333a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb1106e584f6e6b10e0880e42864ed06e416adc76b8f64a8f8e27000ce8e1ba5",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-07-27T18:33:09Z",
    "title_canon_sha256": "84d86642f4d93db5c8c893464ef52cc6c5f45051485978f7317b1d8135b029b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.13738",
    "kind": "arxiv",
    "version": 1
  }
}