Pith Number

pith:VNODVN43

pith:2018:VNODVN43B2DIIQMEQZBSG7OSAW

not attested not anchored not stored refs pending

Concentration of the Frobenius norm of generalized matrix inverses

Ivan Dokmani\'c, R\'emi Gribonval (PANAMA)

arxiv:1810.07921 v3 · 2018-10-18 · math.ST · cs.IT · math.IT · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VNODVN43B2DIIQMEQZBSG7OSAW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:00:01.795647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ab5c3ab79b0e868441848643237dd205be367afb739ca9622a681e49fe7756f4

Aliases

arxiv: 1810.07921 · arxiv_version: 1810.07921v3 · doi: 10.48550/arxiv.1810.07921 · pith_short_12: VNODVN43B2DI · pith_short_16: VNODVN43B2DIIQME · pith_short_8: VNODVN43

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/VNODVN43B2DIIQMEQZBSG7OSAW \
  | 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: ab5c3ab79b0e868441848643237dd205be367afb739ca9622a681e49fe7756f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "924b34ee2ffb70f2682faf30df4309a712aa2ccc2507f886ce1579b2c034826b",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2018-10-18T06:38:04Z",
    "title_canon_sha256": "c5b95e04a489fc7111985762c49248ef0dcd5c765dd9194d35211e533c06624e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07921",
    "kind": "arxiv",
    "version": 3
  }
}