Pith Number

pith:MYYMH5TK

pith:2020:MYYMH5TKLA42AUOW2K6626CQ3R

not attested not anchored not stored refs pending

Deep Metric Learning Meets Deep Clustering: An Novel Unsupervised Approach for Feature Embedding

Binh D. Nguyen, Binh X. Nguyen, Erman Tjiputra, Gustavo Carneiro, Quang D. Tran, Thanh-Toan Do

arxiv:2009.04091 v1 · 2020-09-09 · 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{MYYMH5TKLA42AUOW2K6626CQ3R}

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	2026-07-05T01:34:14.718561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6630c3f66a5839a051d6d2bded7850dc6ec0d71e4e53f497f7d4aaadfd65ca41

Aliases

arxiv: 2009.04091 · arxiv_version: 2009.04091v1 · doi: 10.48550/arxiv.2009.04091 · pith_short_12: MYYMH5TKLA42 · pith_short_16: MYYMH5TKLA42AUOW · pith_short_8: MYYMH5TK

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/MYYMH5TKLA42AUOW2K6626CQ3R \
  | 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: 6630c3f66a5839a051d6d2bded7850dc6ec0d71e4e53f497f7d4aaadfd65ca41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "837f57f38384307b11bd7869496fe3b6f1b56952a464f5cc8ef7fbc21e0ec9b0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-09-09T04:02:04Z",
    "title_canon_sha256": "5d555ce6f836fa1143299875502aee37ddb73bd867566036ad363619419e38d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2009.04091",
    "kind": "arxiv",
    "version": 1
  }
}