Pith Number

pith:DC45FYHR

pith:2015:DC45FYHRWYJRBD4OIUEDQTCXJN

not attested not anchored not stored refs pending

A deep matrix factorization method for learning attribute representations

Bjoern W.Schuller, George Trigeorgis, Konstantinos Bousmalis, Stefanos Zafeiriou

arxiv:1509.03248 v1 · 2015-09-10 · cs.CV · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DC45FYHRWYJRBD4OIUEDQTCXJN}

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	2026-05-18T01:33:24.930647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18b9d2e0f1b613108f8e4508384c574b64867d01845e560894da31c8dc12941c

Aliases

arxiv: 1509.03248 · arxiv_version: 1509.03248v1 · doi: 10.48550/arxiv.1509.03248 · pith_short_12: DC45FYHRWYJR · pith_short_16: DC45FYHRWYJRBD4O · pith_short_8: DC45FYHR

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/DC45FYHRWYJRBD4OIUEDQTCXJN \
  | 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: 18b9d2e0f1b613108f8e4508384c574b64867d01845e560894da31c8dc12941c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b03329e1c728ed8a4c0b877d0eac0b9d0e967a6b8cd76749f4714a8e554ab8c9",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2015-09-10T17:57:03Z",
    "title_canon_sha256": "788f19d41c6c607f02c8f795f356fca4a79a671cc96e126cb060aca5f499ed77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.03248",
    "kind": "arxiv",
    "version": 1
  }
}