Pith Number

pith:GHOMKQDB

pith:2021:GHOMKQDBO6YTMGKMP35CM7BMWU

not attested not anchored not stored refs pending

Numerical Matrix Decomposition

Jun Lu

arxiv:2107.02579 v7 · 2021-07-06 · math.HO · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GHOMKQDBO6YTMGKMP35CM7BMWU}

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.

Cited by

1 paper in Pith

Generative Models: Principles, Architectures, and Applications

Receipt and verification

First computed	2026-07-05T09:48:28.024000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31dcc5406177b136194c7efa267c2cb50925231773e991227dab0dab73eefaa4

Aliases

arxiv: 2107.02579 · arxiv_version: 2107.02579v7 · doi: 10.48550/arxiv.2107.02579 · pith_short_12: GHOMKQDBO6YT · pith_short_16: GHOMKQDBO6YTMGKM · pith_short_8: GHOMKQDB

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/GHOMKQDBO6YTMGKMP35CM7BMWU \
  | 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: 31dcc5406177b136194c7efa267c2cb50925231773e991227dab0dab73eefaa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "302b47ff2a4b1f1fcca6f3c70ce6f82bcd98ba4fba82248fad6cca1c2e940dbf",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.HO",
    "submitted_at": "2021-07-06T12:56:26Z",
    "title_canon_sha256": "b05e86c280eca0fc625b73cf8cfc99e4cff3963b9f14808f209ff5501412163c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.02579",
    "kind": "arxiv",
    "version": 7
  }
}