Pith Number

pith:3VSYRUAE

pith:2021:3VSYRUAE4KFI3KEX627KLPNTCJ

not attested not anchored not stored refs pending

Video Contrastive Learning with Global Context

Cyrill Stachniss, Haofei Kuang, Joseph Tighe, Mu Li, S\"oren Schwertfeger, Xinyu Li, Yi Zhu, Zhi Zhang

arxiv:2108.02722 v1 · 2021-08-05 · cs.CV · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3VSYRUAE4KFI3KEX627KLPNTCJ}

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	2026-07-05T03:03:35.757433Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd6588d004e28a8da897f6bea5bdb31260fa5c7c540215a469ff96dee736a048

Aliases

arxiv: 2108.02722 · arxiv_version: 2108.02722v1 · doi: 10.48550/arxiv.2108.02722 · pith_short_12: 3VSYRUAE4KFI · pith_short_16: 3VSYRUAE4KFI3KEX · pith_short_8: 3VSYRUAE

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/3VSYRUAE4KFI3KEX627KLPNTCJ \
  | 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: dd6588d004e28a8da897f6bea5bdb31260fa5c7c540215a469ff96dee736a048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7959455873129221e94bf16aac0ead3dce93bc7799d83fe2ce9bf603e708532c",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-08-05T16:42:38Z",
    "title_canon_sha256": "26cbfbb2b2242c8863f7af92fe72d6faa70b36fb536b0a75eeee1a0c2f7f6972"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.02722",
    "kind": "arxiv",
    "version": 1
  }
}