Pith Number

pith:2OGESQPR

pith:2024:2OGESQPRLK33J2AUOCIW23SICE

not attested not anchored not stored refs pending

Efficient and Discriminative Image Feature Extraction for Universal Image Retrieval

Bj\"orn Barz, David Tschirschwitz, Morris Florek, Volker Rodehorst

arxiv:2409.13513 v1 · 2024-09-20 · 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{2OGESQPRLK33J2AUOCIW23SICE}

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	2026-07-05T09:09:36.739424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d38c4941f15ab7b4e81470916d6e48111570aa7af200319f59ca388d8cac4281

Aliases

arxiv: 2409.13513 · arxiv_version: 2409.13513v1 · doi: 10.48550/arxiv.2409.13513 · pith_short_12: 2OGESQPRLK33 · pith_short_16: 2OGESQPRLK33J2AU · pith_short_8: 2OGESQPR

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/2OGESQPRLK33J2AUOCIW23SICE \
  | 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: d38c4941f15ab7b4e81470916d6e48111570aa7af200319f59ca388d8cac4281

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13160052661d6d8ea6dcd015ef2525262ada78435e86e8aaa5501b01cb82b9ba",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2024-09-20T13:53:13Z",
    "title_canon_sha256": "78afd37882c353bdceaae87d66c46f6d75cef8f41c94b2dcb83e12b7ef70f091"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.13513",
    "kind": "arxiv",
    "version": 1
  }
}