Pith Number

pith:XGI5K2HK

pith:2020:XGI5K2HKSO4LZTLDRCFPNBS2VN

not attested not anchored not stored refs pending

Learning Embeddings for Image Clustering: An Empirical Study of Triplet Loss Approaches

Franz-Josef Pfreundt, Janis Keuper, Kalun Ho, Margret Keuper

arxiv:2007.03123 v1 · 2020-07-06 · 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{XGI5K2HKSO4LZTLDRCFPNBS2VN}

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	2026-07-05T01:16:59.784902Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b991d568ea93b8bccd63888af6865aab5436ff77da529e614dbcec04c35896f2

Aliases

arxiv: 2007.03123 · arxiv_version: 2007.03123v1 · doi: 10.48550/arxiv.2007.03123 · pith_short_12: XGI5K2HKSO4L · pith_short_16: XGI5K2HKSO4LZTLD · pith_short_8: XGI5K2HK

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/XGI5K2HKSO4LZTLDRCFPNBS2VN \
  | 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: b991d568ea93b8bccd63888af6865aab5436ff77da529e614dbcec04c35896f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63afe0682168bf112628b973abe6127649bc12fdda088b5eaa35587d65d3facf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-07-06T23:38:14Z",
    "title_canon_sha256": "103c5480a2e2f5abf8d20d8db7855cd3230d82f9f517ece2e77f2b0911b24bd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.03123",
    "kind": "arxiv",
    "version": 1
  }
}