Pith Number

pith:OVGGFHSG

pith:2022:OVGGFHSGBUWC2XS7EZVLJFT2JW

not attested not anchored not stored refs pending

Cross-modal Contrastive Distillation for Instructional Activity Anticipation

Chenliang Xu, Jiebo Luo, Jingen Liu, Jing Huang, Tao Mei, Xiaodong He, Zhengyuan Yang

arxiv:2201.06734 v1 · 2022-01-18 · 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{OVGGFHSGBUWC2XS7EZVLJFT2JW}

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	2026-07-05T03:49:00.936258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

754c629e460d2c2d5e5f266ab4967a4dbb1a471aebaf345a51d37923e10c5573

Aliases

arxiv: 2201.06734 · arxiv_version: 2201.06734v1 · doi: 10.48550/arxiv.2201.06734 · pith_short_12: OVGGFHSGBUWC · pith_short_16: OVGGFHSGBUWC2XS7 · pith_short_8: OVGGFHSG

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/OVGGFHSGBUWC2XS7EZVLJFT2JW \
  | 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: 754c629e460d2c2d5e5f266ab4967a4dbb1a471aebaf345a51d37923e10c5573

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "472616795688543ad1c6b9615e56aa2d632c0952b70bd30f5aa6ed366f90d8cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-01-18T04:20:33Z",
    "title_canon_sha256": "cc6c847ff5ba83d063be5344c41c7ab69e6924ffb91c5c9b37e6b70ff87c0e4d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.06734",
    "kind": "arxiv",
    "version": 1
  }
}