Pith Number

pith:BJAAP4G4

pith:2012:BJAAP4G4C4DQ5DU365UUL5GD6K

not attested not anchored not stored refs pending

Large Scale Strongly Supervised Ensemble Metric Learning, with Applications to Face Verification and Retrieval

Chang Huang, Kai Yu, Shenghuo Zhu

arxiv:1212.6094 v1 · 2012-12-25 · 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{BJAAP4G4C4DQ5DU365UUL5GD6K}

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	2026-05-18T03:37:42.789027Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a4007f0dc17070e8e9bf76945f4c3f281bf239decfad4e791fbe644e434b44b

Aliases

arxiv: 1212.6094 · arxiv_version: 1212.6094v1 · doi: 10.48550/arxiv.1212.6094 · pith_short_12: BJAAP4G4C4DQ · pith_short_16: BJAAP4G4C4DQ5DU3 · pith_short_8: BJAAP4G4

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/BJAAP4G4C4DQ5DU365UUL5GD6K \
  | 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: 0a4007f0dc17070e8e9bf76945f4c3f281bf239decfad4e791fbe644e434b44b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcf9cdb2e5332875cf2df6524afbaa23018e3171f3b327922d032eeb3da6e2cf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2012-12-25T22:49:31Z",
    "title_canon_sha256": "12a0a1a4a6b50632ab345a47f7c63fc952ea06dbdee26e1aa3f99d1e972447d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.6094",
    "kind": "arxiv",
    "version": 1
  }
}