Pith Number

pith:KVBA6IWF

pith:2020:KVBA6IWF2WS2NOKVTCC2PKWR5J

not attested not anchored not stored refs pending

Visual Grounding of Learned Physical Models

Antonio Torralba, Daniel L. K. Yamins, Daniel M. Bear, Jiajun Wu, Joshua B. Tenenbaum, Kexin Yi, Toru Lin, Yunzhu Li

arxiv:2004.13664 v2 · 2020-04-28 · cs.LG · cs.CV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KVBA6IWF2WS2NOKVTCC2PKWR5J}

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	2026-07-05T01:13:59.965854Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55420f22c5d5a5a6b9559885a7aad1ea53ba7292dbdc415ce7389157b141b942

Aliases

arxiv: 2004.13664 · arxiv_version: 2004.13664v2 · doi: 10.48550/arxiv.2004.13664 · pith_short_12: KVBA6IWF2WS2 · pith_short_16: KVBA6IWF2WS2NOKV · pith_short_8: KVBA6IWF

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/KVBA6IWF2WS2NOKVTCC2PKWR5J \
  | 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: 55420f22c5d5a5a6b9559885a7aad1ea53ba7292dbdc415ce7389157b141b942

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "717fc1efacdbda58553f732b95d561df889e150b404e30742ec43abff4904a60",
    "cross_cats_sorted": [
      "cs.CV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2020-04-28T17:06:38Z",
    "title_canon_sha256": "e13ef7e36ad10d12290e95f705b165616993c4bda4e8f8622472df3f1ac59759"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13664",
    "kind": "arxiv",
    "version": 2
  }
}