Pith Number

pith:3IKWCWD3

pith:2021:3IKWCWD3PDTWMCNWSDS7M4C7HR

not attested not anchored not stored refs pending

LightningDOT: Pre-training Visual-Semantic Embeddings for Real-Time Image-Text Retrieval

Jingjing Liu, Linjie Li, Shuohang Wang, Siqi Sun, Yen-Chun Chen, Yuwei Fang

arxiv:2103.08784 v2 · 2021-03-16 · cs.CL · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3IKWCWD3PDTWMCNWSDS7M4C7HR}

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	2026-07-05T02:31:04.801713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da1561587b78e76609b690e5f6705f3c4858d71078b7ba0ccc3335c6e5b9a077

Aliases

arxiv: 2103.08784 · arxiv_version: 2103.08784v2 · doi: 10.48550/arxiv.2103.08784 · pith_short_12: 3IKWCWD3PDTW · pith_short_16: 3IKWCWD3PDTWMCNW · pith_short_8: 3IKWCWD3

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/3IKWCWD3PDTWMCNWSDS7M4C7HR \
  | 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: da1561587b78e76609b690e5f6705f3c4858d71078b7ba0ccc3335c6e5b9a077

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44392102f5e1e057cdb508757799bd36257656bb33971d890a4f52f8efb8333a",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2021-03-16T00:35:28Z",
    "title_canon_sha256": "1325a5414837da20e6940ff7fbb6dd894df95b111619c7e50d5b1da029ac4400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.08784",
    "kind": "arxiv",
    "version": 2
  }
}