Pith Number

pith:AV5Q6BLE

pith:2013:AV5Q6BLELT3G5MDSYIXU7LK6GH

not attested not anchored not stored refs pending

Convex relaxations of structured matrix factorizations

Francis Bach (INRIA Paris - Rocquencourt, LIENS)

arxiv:1309.3117 v1 · 2013-09-12 · cs.LG · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AV5Q6BLELT3G5MDSYIXU7LK6GH}

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	2026-05-18T03:13:32.750781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

057b0f05645cf66eb072c22f4fad5e31e927c27867978be0e2badb22fcedcc8e

Aliases

arxiv: 1309.3117 · arxiv_version: 1309.3117v1 · doi: 10.48550/arxiv.1309.3117 · pith_short_12: AV5Q6BLELT3G · pith_short_16: AV5Q6BLELT3G5MDS · pith_short_8: AV5Q6BLE

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/AV5Q6BLELT3G5MDSYIXU7LK6GH \
  | 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: 057b0f05645cf66eb072c22f4fad5e31e927c27867978be0e2badb22fcedcc8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dc6195ace13cfa41da9aa5078adb6580eacb41d7d2b83b5d98a102b6f18e014e",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2013-09-12T11:28:12Z",
    "title_canon_sha256": "eec711ced51cc07435fe1adfac0f7b2c5082ede10d6b15f258dbd36a51c1f57b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.3117",
    "kind": "arxiv",
    "version": 1
  }
}