Pith Number

pith:DDPE72YH

pith:2022:DDPE72YHQORVVLASXXI6HPOZK7

not attested not anchored not stored refs pending

HAA4D: Few-Shot Human Atomic Action Recognition via 3D Spatio-Temporal Skeletal Alignment

Abhishek Gupta, Chi-Keung Tang, Mu-Ruei Tseng, Yu-Wing Tai

arxiv:2202.07308 v1 · 2022-02-15 · 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{DDPE72YHQORVVLASXXI6HPOZK7}

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	2026-07-05T03:56:59.096538Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18de4feb0783a35aac12bdd1e3bdd957dfc1233cd99537be198d3a9e2cbc4a2d

Aliases

arxiv: 2202.07308 · arxiv_version: 2202.07308v1 · doi: 10.48550/arxiv.2202.07308 · pith_short_12: DDPE72YHQORV · pith_short_16: DDPE72YHQORVVLAS · pith_short_8: DDPE72YH

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/DDPE72YHQORVVLASXXI6HPOZK7 \
  | 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: 18de4feb0783a35aac12bdd1e3bdd957dfc1233cd99537be198d3a9e2cbc4a2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "946f7743d9971b7762b3882874bacbb9166987c640e31af6b53e3a26eb09003f",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-02-15T10:55:21Z",
    "title_canon_sha256": "24772af83c2f3b156349ed07b61fae59ca745fe7d532777b3392426baeca65ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.07308",
    "kind": "arxiv",
    "version": 1
  }
}