Pith Number

pith:DOVNHJM3

pith:2018:DOVNHJM36J27OPHRHUHZC6HZKH

not attested not anchored not stored refs pending

Weakly-supervised Dictionary Learning

Jinsub Kim, Raviv Raich, Xiaoli Z. Fern, Zeyu You

arxiv:1802.01709 v1 · 2018-02-05 · eess.SP · 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{DOVNHJM36J27OPHRHUHZC6HZKH}

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	2026-05-18T00:16:26.603123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1baad3a59bf275f73cf13d0f9178f951c488a0e63dacc2ad48465b4303286ed4

Aliases

arxiv: 1802.01709 · arxiv_version: 1802.01709v1 · doi: 10.48550/arxiv.1802.01709 · pith_short_12: DOVNHJM36J27 · pith_short_16: DOVNHJM36J27OPHR · pith_short_8: DOVNHJM3

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/DOVNHJM36J27OPHRHUHZC6HZKH \
  | 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: 1baad3a59bf275f73cf13d0f9178f951c488a0e63dacc2ad48465b4303286ed4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41be0cf8767708cc569b1e60d3eb19b4a344319a14fdc5c8b8e3f7fdeb010356",
    "cross_cats_sorted": [
      "cs.LG",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-02-05T21:55:52Z",
    "title_canon_sha256": "76b850f130fc93cb8cf3c056a5d6a065e289de08b4b446078443648087037747"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01709",
    "kind": "arxiv",
    "version": 1
  }
}