Pith Number

pith:3MDOLQSE

pith:2019:3MDOLQSEHAB3KVLZCA4JWS2P3K

not attested not anchored not stored refs pending

HAKE: Human Activity Knowledge Engine

Cewu Lu, Hao-Shu Fang, Liang Xu, Mingyang Chen, Shiyi Wang, Xijie Huang, Xinpeng Liu, Yong-Lu Li, Yue Xu, Ze Ma

arxiv:1904.06539 v5 · 2019-04-13 · 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{3MDOLQSEHAB3KVLZCA4JWS2P3K}

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.

Cited by

1 paper in Pith

PIQA: Reasoning about Physical Commonsense in Natural Language

Receipt and verification

First computed	2026-07-04T23:51:41.611878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

db06e5c2443803b5557910389b4b4fdab2107344c8b56421a9b471573ab9f55e

Aliases

arxiv: 1904.06539 · arxiv_version: 1904.06539v5 · doi: 10.48550/arxiv.1904.06539 · pith_short_12: 3MDOLQSEHAB3 · pith_short_16: 3MDOLQSEHAB3KVLZ · pith_short_8: 3MDOLQSE

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/3MDOLQSEHAB3KVLZCA4JWS2P3K \
  | 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: db06e5c2443803b5557910389b4b4fdab2107344c8b56421a9b471573ab9f55e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1650770199b37b0897b20b32b43c4af02d8a5291012a68caef5f3b1c769f4ace",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-04-13T12:56:17Z",
    "title_canon_sha256": "59972827d3f60763cea807fe0354eee20fa9a2274a53aab15f58b495dadc27b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.06539",
    "kind": "arxiv",
    "version": 5
  }
}