Pith Number

pith:B3XND64G

pith:2011:B3XND64GDA7AD7Y3A6WSG47Z4R

not attested not anchored not stored refs pending

Computing generalized inverses using LU factorization of matrix product

M. B, P. S., Stanimirovi\'c, Tasi\'c

arxiv:1104.1697 v1 · 2011-04-09 · cs.SC · cs.DS · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B3XND64GDA7AD7Y3A6WSG47Z4R}

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	2026-05-18T04:24:43.342232Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eeed1fb86183e01ff1b07ad2373f9e449bab1198e3b940c31fca6ca2e3264d0

Aliases

arxiv: 1104.1697 · arxiv_version: 1104.1697v1 · doi: 10.48550/arxiv.1104.1697 · pith_short_12: B3XND64GDA7A · pith_short_16: B3XND64GDA7AD7Y3 · pith_short_8: B3XND64G

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/B3XND64GDA7AD7Y3A6WSG47Z4R \
  | 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: 0eeed1fb86183e01ff1b07ad2373f9e449bab1198e3b940c31fca6ca2e3264d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d342a39848e6bdce4fc3607555107ee1db8b36a1fcc078746559fee5cd2d4f90",
    "cross_cats_sorted": [
      "cs.DS",
      "math.FA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2011-04-09T12:03:07Z",
    "title_canon_sha256": "61fb813857c20fdc01f35d4d55ef0261bae82a7ba002b36744b4171e03b83902"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.1697",
    "kind": "arxiv",
    "version": 1
  }
}