Pith Number

pith:D2Y4MBET

pith:2018:D2Y4MBETLIGKAGYFUSTCDWAIEQ

not attested not anchored not stored refs pending

A convergent hierarchy of non-linear eigenproblems to compute the joint spectral radius of nonnegative matrices

Nikolas Stott, Stephane Gaubert

arxiv:1805.03284 v1 · 2018-05-08 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D2Y4MBETLIGKAGYFUSTCDWAIEQ}

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	2026-05-18T00:16:20.576717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1eb1c604935a0ca01b05a4a621d80824168addeb7f3646f4ed7700fb97450c8c

Aliases

arxiv: 1805.03284 · arxiv_version: 1805.03284v1 · doi: 10.48550/arxiv.1805.03284 · pith_short_12: D2Y4MBETLIGK · pith_short_16: D2Y4MBETLIGKAGYF · pith_short_8: D2Y4MBET

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/D2Y4MBETLIGKAGYFUSTCDWAIEQ \
  | 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: 1eb1c604935a0ca01b05a4a621d80824168addeb7f3646f4ed7700fb97450c8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84113ec2cc6e622cc60ebaf4c33161b60de8a387d73a5fa11a6b4bb2259e9616",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-05-08T21:00:49Z",
    "title_canon_sha256": "61323a46d742b58e8a8805599972ffa82624128bbded3be0875d04dbfbfc7f69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.03284",
    "kind": "arxiv",
    "version": 1
  }
}