Pith Number

pith:5QNU22MQ

pith:2018:5QNU22MQ22H267TG7OSUZJMLKR

not attested not anchored not stored refs pending

Fine-Grained Representation Learning and Recognition by Exploiting Hierarchical Semantic Embedding

Le Dong, Liang Lin, Tianshui Chen, Wenxi Wu, Xiaonan Luo, Yuefang Gao

arxiv:1808.04505 v1 · 2018-08-14 · 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{5QNU22MQ22H267TG7OSUZJMLKR}

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	2026-05-18T00:08:12.290186Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec1b4d6990d68faf7e66fba54ca58b544ad9105b06444aac264cb5130439f2da

Aliases

arxiv: 1808.04505 · arxiv_version: 1808.04505v1 · doi: 10.48550/arxiv.1808.04505 · pith_short_12: 5QNU22MQ22H2 · pith_short_16: 5QNU22MQ22H267TG · pith_short_8: 5QNU22MQ

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/5QNU22MQ22H267TG7OSUZJMLKR \
  | 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: ec1b4d6990d68faf7e66fba54ca58b544ad9105b06444aac264cb5130439f2da

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eccd2346aeb6bb1a64d35155f7f64de867a15a590e147ee513c17285ac438413",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2018-08-14T02:09:34Z",
    "title_canon_sha256": "5b92df82e00862d207250a73726a8d5ff2176dcd565e5e4e294f68af34bcea07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.04505",
    "kind": "arxiv",
    "version": 1
  }
}