Pith Number

pith:ELOYOEGU

pith:2021:ELOYOEGU5RMAN7FQEZC7P6Q24F

not attested not anchored not stored refs pending

Wave-Informed Matrix Factorization with Global Optimality Guarantees

Benjamin D. Haeffele, Harsha Vardhan Tetali, Joel B. Harley

arxiv:2107.09144 v2 · 2021-07-19 · 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{ELOYOEGU5RMAN7FQEZC7P6Q24F}

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	2026-07-05T03:12:49.689593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

22dd8710d4ec5806fcb02645f7fa1ae15eede5f8cf7dd5062f0b56cd6a3326bd

Aliases

arxiv: 2107.09144 · arxiv_version: 2107.09144v2 · doi: 10.48550/arxiv.2107.09144 · pith_short_12: ELOYOEGU5RMA · pith_short_16: ELOYOEGU5RMAN7FQ · pith_short_8: ELOYOEGU

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/ELOYOEGU5RMAN7FQEZC7P6Q24F \
  | 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: 22dd8710d4ec5806fcb02645f7fa1ae15eede5f8cf7dd5062f0b56cd6a3326bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3679630d0ddbf2571705175b9fe4dfada3c9b15872393e795d877e08e80d7252",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2021-07-19T20:34:47Z",
    "title_canon_sha256": "bd5a59e70a3862c1ca8bb268db2511b691c2b282a5e533582eae2a924fcf5bed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.09144",
    "kind": "arxiv",
    "version": 2
  }
}