Pith Number

pith:QI3NPG6L

pith:2014:QI3NPG6LB65EV5Z6EJTKHNBOED

not attested not anchored not stored refs pending

Supervised mid-level features for word image representation

Albert Gordo

arxiv:1410.5224 v2 · 2014-10-20 · 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{QI3NPG6LB65EV5Z6EJTKHNBOED}

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	2026-05-18T02:37:37.996558Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8236d79bcb0fba4af73e2266a3b42e20c52dae30ce726c5cd7ff2ec7e9925eeb

Aliases

arxiv: 1410.5224 · arxiv_version: 1410.5224v2 · doi: 10.48550/arxiv.1410.5224 · pith_short_12: QI3NPG6LB65E · pith_short_16: QI3NPG6LB65EV5Z6 · pith_short_8: QI3NPG6L

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/QI3NPG6LB65EV5Z6EJTKHNBOED \
  | 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: 8236d79bcb0fba4af73e2266a3b42e20c52dae30ce726c5cd7ff2ec7e9925eeb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b01d6e245f3cce36420fb7dcd1f83b63c3dbf52157c126ae46552c51ca38d049",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-10-20T10:38:56Z",
    "title_canon_sha256": "2558e82cd21364106af0e43368fa7c56c9b6da3b865a9a82e011ec2b72970305"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.5224",
    "kind": "arxiv",
    "version": 2
  }
}