Pith Number

pith:X353TUIU

pith:2025:X353TUIUQTXDJUKOVT5W2X7VTR

not attested not anchored not stored refs pending

Rethinking Neural-based Matrix Inversion: Why can't, and Where can

Jian Wu, Yuanzhe Xi, Yuliang Ji

arxiv:2506.00642 v1 · 2025-05-31 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{X353TUIUQTXDJUKOVT5W2X7VTR}

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	2026-07-05T11:13:38.023670Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

befbb9d11484ee34d14eacfb6d5ff59c786770a9fd2452d641245aacbdee7260

Aliases

arxiv: 2506.00642 · arxiv_version: 2506.00642v1 · doi: 10.48550/arxiv.2506.00642 · pith_short_12: X353TUIUQTXD · pith_short_16: X353TUIUQTXDJUKO · pith_short_8: X353TUIU

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/X353TUIUQTXDJUKOVT5W2X7VTR \
  | 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: befbb9d11484ee34d14eacfb6d5ff59c786770a9fd2452d641245aacbdee7260

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efbea4db97158fff42891d71a6ffb12b6a58bd86ab5cdbcf8e3e7630f24ac238",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-31T17:11:15Z",
    "title_canon_sha256": "44cf360395821d6f8f8c479c974d5178a444d2c6e3178cdf89428429cf9e03e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.00642",
    "kind": "arxiv",
    "version": 1
  }
}