Pith Number

pith:H2PD7O2G

pith:2022:H2PD7O2GQBT6MT2UZBK6DZ7MN7

not attested not anchored not stored refs pending

Masked Contrastive Pre-Training for Efficient Video-Text Retrieval

Biaolong Chen, Fangxun Shu, Jinqiao Wang, Shuwen Xiao, Si Liu, Wenyu Sun, Xiaobo Li, Yousong Zhu, Yue Liao

arxiv:2212.00986 v2 · 2022-12-02 · cs.CV · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H2PD7O2GQBT6MT2UZBK6DZ7MN7}

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.

Cited by

1 paper in Pith

InstAP: Instance-Aware Vision-Language Pre-Train for Spatial-Temporal Understanding

Receipt and verification

First computed	2026-07-05T05:22:13.477543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e9e3fbb468067e64f54c855e1e7ec6fe490e560e34be507aa6c1f6012fe32be

Aliases

arxiv: 2212.00986 · arxiv_version: 2212.00986v2 · doi: 10.48550/arxiv.2212.00986 · pith_short_12: H2PD7O2GQBT6 · pith_short_16: H2PD7O2GQBT6MT2U · pith_short_8: H2PD7O2G

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/H2PD7O2GQBT6MT2UZBK6DZ7MN7 \
  | 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: 3e9e3fbb468067e64f54c855e1e7ec6fe490e560e34be507aa6c1f6012fe32be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "14d60e39e73871deb4e14baad504e2441a22ff2dffa710b4fb1e6318b4482a17",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-12-02T05:44:23Z",
    "title_canon_sha256": "7e8754d287600e4a4cab8945234fa18cdc9b416aa51cd730881d24ee3e91a6e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.00986",
    "kind": "arxiv",
    "version": 2
  }
}