Pith Number

pith:4A4B7T3A

pith:2019:4A4B7T3AX3OEVZBWFXCT6KI5J4

not attested not anchored not stored refs pending

Quadruplet Selection Methods for Deep Embedding Learning

A. Aydin Alatan, Aykut Koc, Erhan Gundogdu, Kaan Karaman

arxiv:1907.09245 v1 · 2019-07-22 · 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{4A4B7T3AX3OEVZBWFXCT6KI5J4}

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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.

Cited by

1 paper in Pith

Quadruplet Selection Methods for Deep Embedding Learning

Receipt and verification

First computed	2026-05-17T23:39:59.738344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0381fcf60bedc4ae4362dc53f291d4f102421bb6f0854f4844653f7aa14aaba

Aliases

arxiv: 1907.09245 · arxiv_version: 1907.09245v1 · doi: 10.48550/arxiv.1907.09245 · pith_short_12: 4A4B7T3AX3OE · pith_short_16: 4A4B7T3AX3OEVZBW · pith_short_8: 4A4B7T3A

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/4A4B7T3AX3OEVZBWFXCT6KI5J4 \
  | 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: e0381fcf60bedc4ae4362dc53f291d4f102421bb6f0854f4844653f7aa14aaba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "881f6b7d076d14886874c1972d21f119b9975d2cc84fa4c5b9e9aea32f183ff7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2019-07-22T11:39:15Z",
    "title_canon_sha256": "68375808c408dd93327625fae628608a06e477da0f4604c61d156646794201aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.09245",
    "kind": "arxiv",
    "version": 1
  }
}