Pith Number

pith:OLYJGKVG

pith:2017:OLYJGKVGSR633XRX32FDRKYOSF

not attested not anchored not stored refs pending

Deep Metric Learning and Image Classification with Nearest Neighbour Gaussian Kernels

Ben Harwood, Benjamin J. Meyer, Tom Drummond

arxiv:1705.09780 v3 · 2017-05-27 · 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{OLYJGKVGSR633XRX32FDRKYOSF}

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	2026-05-18T00:12:00.414857Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72f0932aa6947dbdde37de8a38ab0e917125c7e4bb3d89c344f1976fe00cc69c

Aliases

arxiv: 1705.09780 · arxiv_version: 1705.09780v3 · doi: 10.48550/arxiv.1705.09780 · pith_short_12: OLYJGKVGSR63 · pith_short_16: OLYJGKVGSR633XRX · pith_short_8: OLYJGKVG

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/OLYJGKVGSR633XRX32FDRKYOSF \
  | 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: 72f0932aa6947dbdde37de8a38ab0e917125c7e4bb3d89c344f1976fe00cc69c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "64e83c581ca99f97ffd86a21dc6a1e916d1a48ddb2d6f6432d9bf1b94e68f42a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2017-05-27T07:34:48Z",
    "title_canon_sha256": "2f7680e364a5ab08e2e0ac48ad644649f51697e674cfdbb95a5ba989e6ace918"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.09780",
    "kind": "arxiv",
    "version": 3
  }
}