Pith Number

pith:F7V35IIZ

pith:2014:F7V35IIZUJV5WF54TU4AZXG445

not attested not anchored not stored refs pending

Learning Fine-grained Image Similarity with Deep Ranking

Bo Chen, Chuck Rosenberg, James Philbin, Jiang Wang, Jinbin Wang, Thomas Leung, Yang Song, Ying Wu

arxiv:1404.4661 v1 · 2014-04-17 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F7V35IIZUJV5WF54TU4AZXG445}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:53:55.512833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2febbea119a26bdb17bc9d380cdcdce750fbc363f0f2c651ba7b30b65598ba87

Aliases

arxiv: 1404.4661 · arxiv_version: 1404.4661v1 · doi: 10.48550/arxiv.1404.4661 · pith_short_12: F7V35IIZUJV5 · pith_short_16: F7V35IIZUJV5WF54 · pith_short_8: F7V35IIZ

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/F7V35IIZUJV5WF54TU4AZXG445 \
  | 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: 2febbea119a26bdb17bc9d380cdcdce750fbc363f0f2c651ba7b30b65598ba87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aed8953544a7b72186af14a2b3b9b13f104f62ef6534fb2b15f5c10c3eff0fc1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2014-04-17T22:09:16Z",
    "title_canon_sha256": "c8187b463a335f2cb722c9abaa3f72b4d70bdfe0d8763759083ea0cb609322bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.4661",
    "kind": "arxiv",
    "version": 1
  }
}