Pith Number

pith:JBXQCPCP

pith:2019:JBXQCPCPQGAR5WUOQNLHU42XYL

not attested not anchored not stored refs pending

Align2Ground: Weakly Supervised Phrase Grounding Guided by Image-Caption Alignment

Ajay Divakaran, Anirban Roy, Devi Parikh, Karan Sikka, Karuna Ahuja, Samyak Datta

arxiv:1903.11649 v2 · 2019-03-27 · 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{JBXQCPCPQGAR5WUOQNLHU42XYL}

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	2026-07-05T00:11:57.775532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

486f013c4f81811eda8e83567a7357c2d1b5776789cda3940936506b4fdd9524

Aliases

arxiv: 1903.11649 · arxiv_version: 1903.11649v2 · doi: 10.48550/arxiv.1903.11649 · pith_short_12: JBXQCPCPQGAR · pith_short_16: JBXQCPCPQGAR5WUO · pith_short_8: JBXQCPCP

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/JBXQCPCPQGAR5WUOQNLHU42XYL \
  | 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: 486f013c4f81811eda8e83567a7357c2d1b5776789cda3940936506b4fdd9524

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d0690829ad802be0653046fcf58cc50c394e2f73cd1cf3c5c5ee7fb3edc34d6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-03-27T18:55:32Z",
    "title_canon_sha256": "be923f2e2ff6bec03dacd16e3b9fd57c7e89081cce76bf8bdaa45587854b22ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11649",
    "kind": "arxiv",
    "version": 2
  }
}