Pith Number

pith:7AOC2LOT

pith:2023:7AOC2LOTXAHNLTOBB4JC4VOM43

not attested not anchored not stored refs pending

A Simple Recipe for Contrastively Pre-training Video-First Encoders Beyond 16 Frames

Aida Nematzadeh, Andrew Zisserman, Antoine Miech, Jiajun Shen, Joe Heyward, Justin Chiu, Pinelopi Papalampidi, Shreya Pathak, Skanda Koppula, Viorica Patraucean

arxiv:2312.07395 v2 · 2023-12-12 · cs.CV · 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{7AOC2LOTXAHNLTOBB4JC4VOM43}

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	2026-07-05T09:55:07.498233Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f81c2d2dd3b80ed5cdc10f122e55cce6cf7f6c5ff054d63aeb8a2c50b78e4532

Aliases

arxiv: 2312.07395 · arxiv_version: 2312.07395v2 · doi: 10.48550/arxiv.2312.07395 · pith_short_12: 7AOC2LOTXAHN · pith_short_16: 7AOC2LOTXAHNLTOB · pith_short_8: 7AOC2LOT

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/7AOC2LOTXAHNLTOBB4JC4VOM43 \
  | 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: f81c2d2dd3b80ed5cdc10f122e55cce6cf7f6c5ff054d63aeb8a2c50b78e4532

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ad2bf4a6d515d5dd2fa7959776446def580639ea9857c2f52e02a262289b93b",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2023-12-12T16:10:19Z",
    "title_canon_sha256": "426faf8a2ca3fe6804cb675a1e9213360f161167aab8f6111900dfa10a25d355"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2312.07395",
    "kind": "arxiv",
    "version": 2
  }
}