Pith Number

pith:QFNQT3QJ

pith:2018:QFNQT3QJC5VK4VOPVR4MNZYSZS

not attested not anchored not stored refs pending

Zero-Shot Learning with Sparse Attribute Propagation

Jiechao Guan, Ji-Rong Wen, Nanyi Fei, Tao Xiang, Zhiwu Lu

arxiv:1812.04427 v2 · 2018-12-11 · cs.CV

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

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	2026-05-17T23:51:05.204532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

815b09ee09176aae55cfac78c6e712cc801b454296783f43aaf9dcd20f02f99b

Aliases

arxiv: 1812.04427 · arxiv_version: 1812.04427v2 · doi: 10.48550/arxiv.1812.04427 · pith_short_12: QFNQT3QJC5VK · pith_short_16: QFNQT3QJC5VK4VOP · pith_short_8: QFNQT3QJ

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/QFNQT3QJC5VK4VOPVR4MNZYSZS \
  | 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: 815b09ee09176aae55cfac78c6e712cc801b454296783f43aaf9dcd20f02f99b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e0fb94b2a17996d30ae928e91b2808e7d45d0f684fc6319541fee47a82eafb6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-12-11T14:28:20Z",
    "title_canon_sha256": "5d192955fa82d35ba36ff0285466e2ab3f91b0d0889592a62a2b5944cb4179ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.04427",
    "kind": "arxiv",
    "version": 2
  }
}