Pith Number

pith:OFBOBFOY

pith:2015:OFBOBFOYNUAY2YPNKKPCLIBOW7

not attested not anchored not stored refs pending

Rectangular maximum-volume submatrices and their applications

A. Mikhalev, I. V. Oseledets

arxiv:1502.07838 v4 · 2015-02-27 · math.NA · cs.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{OFBOBFOYNUAY2YPNKKPCLIBOW7}

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	2026-05-18T00:29:39.853279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7142e095d86d018d61ed529e25a02eb7ef3809d91f90a3a469f26445f0018cca

Aliases

arxiv: 1502.07838 · arxiv_version: 1502.07838v4 · doi: 10.48550/arxiv.1502.07838 · pith_short_12: OFBOBFOYNUAY · pith_short_16: OFBOBFOYNUAY2YPN · pith_short_8: OFBOBFOY

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/OFBOBFOYNUAY2YPNKKPCLIBOW7 \
  | 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: 7142e095d86d018d61ed529e25a02eb7ef3809d91f90a3a469f26445f0018cca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d81c76e5adfe38f57f9ab6592e746d80434ccf77547596b2d58af184bcc00674",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2015-02-27T09:29:07Z",
    "title_canon_sha256": "8b78617bddf60d95bf0a454813f7a8907be6b33ba6d54ac2f61d76974a2c8de8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07838",
    "kind": "arxiv",
    "version": 4
  }
}