Pith Number

pith:INZPQ7RT

pith:2021:INZPQ7RTPLDYTU5NNLMNYZIMW5

not attested not anchored not stored refs pending

Accurate Grid Keypoint Learning for Efficient Video Prediction

Chi-Wing Fu, Pheng-Ann Heng, Qi Dou, Xiaojie Gao, Yueming Jin

arxiv:2107.13170 v1 · 2021-07-28 · 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{INZPQ7RTPLDYTU5NNLMNYZIMW5}

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	2026-07-05T03:01:27.317173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4372f87e337ac789d3ad6ad8dc650cb74039798a2740045b289d1d4d5dd80a2d

Aliases

arxiv: 2107.13170 · arxiv_version: 2107.13170v1 · doi: 10.48550/arxiv.2107.13170 · pith_short_12: INZPQ7RTPLDY · pith_short_16: INZPQ7RTPLDYTU5N · pith_short_8: INZPQ7RT

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/INZPQ7RTPLDYTU5NNLMNYZIMW5 \
  | 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: 4372f87e337ac789d3ad6ad8dc650cb74039798a2740045b289d1d4d5dd80a2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1f1edd844e9d16860d9773422e2c6f53cc444d5ef848ea98a147faf869c83cc4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-07-28T05:04:30Z",
    "title_canon_sha256": "01943e428402719f9e0115d763adb28c7a8e90911f9a5c6f63d28d6c1b4b6f08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13170",
    "kind": "arxiv",
    "version": 1
  }
}