Pith Number

pith:4URX3CFR

pith:2021:4URX3CFRX6UKDCBVN4XE36W66W

not attested not anchored not stored refs pending

A Survey on Temporal Sentence Grounding in Videos

Wenwu Zhu, Xiaohan Lan, Xin Wang, Yitian Yuan, Zhi Wang

arxiv:2109.08039 v2 · 2021-09-16 · cs.CV · cs.AI · cs.MM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4URX3CFRX6UKDCBVN4XE36W66W}

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	2026-07-05T03:15:12.396032Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5237d88b1bfa8a188356f2e4dfadef58d9875a1a61f3530ecbeaf8c272d610f

Aliases

arxiv: 2109.08039 · arxiv_version: 2109.08039v2 · doi: 10.48550/arxiv.2109.08039 · pith_short_12: 4URX3CFRX6UK · pith_short_16: 4URX3CFRX6UKDCBV · pith_short_8: 4URX3CFR

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/4URX3CFRX6UKDCBVN4XE36W66W \
  | 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: e5237d88b1bfa8a188356f2e4dfadef58d9875a1a61f3530ecbeaf8c272d610f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "06d2fd08ef49bd83ff82cb5c7b7317f1d9be7bec9f15e98fa63b50d773febf35",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-16T15:01:46Z",
    "title_canon_sha256": "a23492c8ab811fcf3e736d718c2be88c852c62e16f249d6496c309898e1cf897"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.08039",
    "kind": "arxiv",
    "version": 2
  }
}