Pith Number

pith:HIZQM2VC

pith:2020:HIZQM2VC3K55LFVPDQ2BUNPLZT

not attested not anchored not stored refs pending

Understanding and Exploiting Dependent Variables with Deep Metric Learning

Anderson Carvalho, Daniel Riordan, Gustavo Velasco-Hernandez, Joseph Walsh, Lenka Krpalkova, Niall O' Mahony, Sean Campbell

arxiv:2009.03820 v1 · 2020-09-08 · cs.CV · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HIZQM2VC3K55LFVPDQ2BUNPLZT}

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	2026-07-05T01:33:51.107111Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a33066aa2dabbd596af1c341a35ebccd4da7e7f78fe0072c94a340bd93aec48

Aliases

arxiv: 2009.03820 · arxiv_version: 2009.03820v1 · doi: 10.48550/arxiv.2009.03820 · pith_short_12: HIZQM2VC3K55 · pith_short_16: HIZQM2VC3K55LFVP · pith_short_8: HIZQM2VC

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/HIZQM2VC3K55LFVPDQ2BUNPLZT \
  | 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: 3a33066aa2dabbd596af1c341a35ebccd4da7e7f78fe0072c94a340bd93aec48

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a71efd087be269711d5acc4a23e9a677768a49e03ed4e56dedfe3d1d9d8654a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-09-08T15:30:45Z",
    "title_canon_sha256": "35a4c0a280c46823e11d515ff83c64473ae749a60728f355c90688e59b1f4fde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.03820",
    "kind": "arxiv",
    "version": 1
  }
}