Pith Number

pith:XCCVAG7A

pith:2017:XCCVAG7AQHC4PHA6YXRLRFK5QS

not attested not anchored not stored refs pending

An evaluation of large-scale methods for image instance and class discovery

Herv\'e J\'egou, Jeff Johnson, Matthijs Douze

arxiv:1708.02898 v1 · 2017-08-09 · cs.CV · 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{XCCVAG7AQHC4PHA6YXRLRFK5QS}

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	2026-05-18T00:38:19.182417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b885501be081c5c79c1ec5e2b8955d84a08b998b1d7511438baa3e1744f8dee9

Aliases

arxiv: 1708.02898 · arxiv_version: 1708.02898v1 · doi: 10.48550/arxiv.1708.02898 · pith_short_12: XCCVAG7AQHC4 · pith_short_16: XCCVAG7AQHC4PHA6 · pith_short_8: XCCVAG7A

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/XCCVAG7AQHC4PHA6YXRLRFK5QS \
  | 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: b885501be081c5c79c1ec5e2b8955d84a08b998b1d7511438baa3e1744f8dee9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82fdc491b5c0845c3fd9fb30f7bee3873f56fa9c172c254cd84aac019a3d9095",
    "cross_cats_sorted": [
      "cs.MM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-08-09T16:29:21Z",
    "title_canon_sha256": "6f7e224739bdda3a12838d24476666952bdb118690ce5c94ad8c8bbe536c35b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02898",
    "kind": "arxiv",
    "version": 1
  }
}