Pith Number

pith:2CGWSJJL

pith:2018:2CGWSJJLQDXR6DLWIH55CHYAI4

not attested not anchored not stored refs pending

Actor-Action Semantic Segmentation with Region Masks

Chunluan Zhou, Junsong Yuan, Justin Dauwels, Kang Dang, Michael Hoy, Zhigang Tu

arxiv:1807.08430 v1 · 2018-07-23 · 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{2CGWSJJLQDXR6DLWIH55CHYAI4}

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	2026-05-18T00:10:08.063436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d08d69252b80ef1f0d7641fbd11f00472fa6e61dd800d49f2c9fd112b2b6eb2b

Aliases

arxiv: 1807.08430 · arxiv_version: 1807.08430v1 · doi: 10.48550/arxiv.1807.08430 · pith_short_12: 2CGWSJJLQDXR · pith_short_16: 2CGWSJJLQDXR6DLW · pith_short_8: 2CGWSJJL

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/2CGWSJJLQDXR6DLWIH55CHYAI4 \
  | 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: d08d69252b80ef1f0d7641fbd11f00472fa6e61dd800d49f2c9fd112b2b6eb2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "19971822bbc8dca98c1a26dd4847ccba7b9de14ddbe69e4f51150a79a9f430be",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-07-23T05:11:23Z",
    "title_canon_sha256": "2824f91cc59396e78f0902c86d6878095dbe73419651030609fbc6a15a66e07f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08430",
    "kind": "arxiv",
    "version": 1
  }
}