Pith Number

pith:GPFBLX5R

pith:2020:GPFBLX5R5RSEQ4DY7GSCRTS5DV

not attested not anchored not stored refs pending

PaStaNet: Toward 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:2004.00945 v2 · 2020-04-02 · 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{GPFBLX5R5RSEQ4DY7GSCRTS5DV}

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	2026-07-05T00:56:48.977704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33ca15dfb1ec64487078f9a428ce5d1d7d8c610f99d39dd0f83c233b2bd81116

Aliases

arxiv: 2004.00945 · arxiv_version: 2004.00945v2 · doi: 10.48550/arxiv.2004.00945 · pith_short_12: GPFBLX5R5RSE · pith_short_16: GPFBLX5R5RSEQ4DY · pith_short_8: GPFBLX5R

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/GPFBLX5R5RSEQ4DY7GSCRTS5DV \
  | 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: 33ca15dfb1ec64487078f9a428ce5d1d7d8c610f99d39dd0f83c233b2bd81116

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "854d41cb0c90051666ea3f983d3af04210eb42f4a4c6fcd0728436aab3f3aa21",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-04-02T11:35:59Z",
    "title_canon_sha256": "9feba629ac624ec7524e436e09c1c2f59b420f27a6e1ea7a8a133e908ba163b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.00945",
    "kind": "arxiv",
    "version": 2
  }
}