Pith Number

pith:3O73FZNQ

pith:2021:3O73FZNQUSU3WVXVYSVCJNCJ3I

not attested not anchored not stored refs pending

One Loss for All: Deep Hashing with a Single Cosine Similarity based Learning Objective

Chee Seng Chan, Jiun Tian Hoe, Kam Woh Ng, Tao Xiang, Tianyu Zhang, Yi-Zhe Song

arxiv:2109.14449 v1 · 2021-09-29 · cs.CV · 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{3O73FZNQUSU3WVXVYSVCJNCJ3I}

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	2026-07-05T03:18:35.364900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dbbfb2e5b0a4a9bb56f5c4aa24b449da21895bb3deed002e7f91ace8b6570c3c

Aliases

arxiv: 2109.14449 · arxiv_version: 2109.14449v1 · doi: 10.48550/arxiv.2109.14449 · pith_short_12: 3O73FZNQUSU3 · pith_short_16: 3O73FZNQUSU3WVXV · pith_short_8: 3O73FZNQ

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/3O73FZNQUSU3WVXVYSVCJNCJ3I \
  | 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: dbbfb2e5b0a4a9bb56f5c4aa24b449da21895bb3deed002e7f91ace8b6570c3c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1333dd004d5dd49bcc891933002b100cb7ce6b8a782fba2587a37fab3dd5b2a0",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2021-09-29T14:27:51Z",
    "title_canon_sha256": "b1319cb9ee8a759463da4e0dc407cd3629fb965886add899edcc33f55302e31b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.14449",
    "kind": "arxiv",
    "version": 1
  }
}