Pith Number

pith:B2P5SWEL

pith:2021:B2P5SWELOEXCJVQ7NLI6FADHKP

not attested not anchored not stored refs pending

VLGrammar: Grounded Grammar Induction of Vision and Language

Qing Li, Siyuan Huang, Song-Chun Zhu, Yining Hong

arxiv:2103.12975 v1 · 2021-03-24 · cs.CV · cs.AI · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B2P5SWELOEXCJVQ7NLI6FADHKP}

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	2026-07-05T02:26:04.296501Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0e9fd9588b712e24d61f6ad1e2806753d292ff3cdfdcc58d66d5f9e8a5570c67

Aliases

arxiv: 2103.12975 · arxiv_version: 2103.12975v1 · doi: 10.48550/arxiv.2103.12975 · pith_short_12: B2P5SWELOEXC · pith_short_16: B2P5SWELOEXCJVQ7 · pith_short_8: B2P5SWEL

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/B2P5SWELOEXCJVQ7NLI6FADHKP \
  | 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: 0e9fd9588b712e24d61f6ad1e2806753d292ff3cdfdcc58d66d5f9e8a5570c67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "824233ffd404b8721ac2a7120958d55e025286ea592e56ca546bfbe95c45ab3f",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-03-24T04:05:08Z",
    "title_canon_sha256": "fdab7f21beb0728ceb0f94d739a3788cd3cf24c7fe5f8bb753a1d79e1eb27942"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.12975",
    "kind": "arxiv",
    "version": 1
  }
}