Pith Number

pith:JPWL3XOK

pith:2022:JPWL3XOK46GIXCM4LNKU67AOEG

not attested not anchored not stored refs pending

SymNMF-Net for The Symmetric NMF Problem

Hao Kong, Mingjie Li, Zhouchen Lin

arxiv:2205.13214 v1 · 2022-05-26 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JPWL3XOK46GIXCM4LNKU67AOEG}

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	2026-07-05T04:26:40.981549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4becbdddcae78c8b899c5b554f7c0e21be3c6a85e516d841ff13cb0fc0c487b9

Aliases

arxiv: 2205.13214 · arxiv_version: 2205.13214v1 · doi: 10.48550/arxiv.2205.13214 · pith_short_12: JPWL3XOK46GI · pith_short_16: JPWL3XOK46GIXCM4 · pith_short_8: JPWL3XOK

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/JPWL3XOK46GIXCM4LNKU67AOEG \
  | 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: 4becbdddcae78c8b899c5b554f7c0e21be3c6a85e516d841ff13cb0fc0c487b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22fa8a198d87c869f63f1ddd2b18a31a904dbe2ccef4769255615388278e2490",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-05-26T08:17:39Z",
    "title_canon_sha256": "d12da2345a956a87c41177f6b5c538b51570093fc4e4ce8edab15c60a5efc1c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.13214",
    "kind": "arxiv",
    "version": 1
  }
}