Pith Number

pith:KQCL7RPL

pith:2021:KQCL7RPLJD6MXR3OG2OBFOZDKN

not attested not anchored not stored refs pending

Exploring dual information in distance metric learning for clustering

Alain Hertz, Daniel Aloise, Rodrigo Randel

arxiv:2105.12703 v1 · 2021-05-26 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KQCL7RPLJD6MXR3OG2OBFOZDKN}

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	2026-07-05T02:43:41.624003Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5404bfc5eb48fccbc76e369c12bb23534861d90549eb542752ce1299b69e1bf2

Aliases

arxiv: 2105.12703 · arxiv_version: 2105.12703v1 · doi: 10.48550/arxiv.2105.12703 · pith_short_12: KQCL7RPLJD6M · pith_short_16: KQCL7RPLJD6MXR3O · pith_short_8: KQCL7RPL

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/KQCL7RPLJD6MXR3OG2OBFOZDKN \
  | 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: 5404bfc5eb48fccbc76e369c12bb23534861d90549eb542752ce1299b69e1bf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7c5de8d1cf3b80c21f5d3c62677a940146325e401bec7dff6f703da4257f9c3c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-05-26T17:33:23Z",
    "title_canon_sha256": "a5a14df8347c51afe0e01fdf6ad3195a24a33efb25c3bb4298be57135451d425"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.12703",
    "kind": "arxiv",
    "version": 1
  }
}