Pith Number

pith:2IS3B2DU

pith:2026:2IS3B2DUA7JN7WK7ZBLOGPZBCH

not attested not anchored not stored refs pending

New convergence results for Carleman linearization

Luisa Collodi, Michele Boreale

arxiv:2606.24473 v1 · 2026-06-23 · cs.MS · 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{2IS3B2DUA7JN7WK7ZBLOGPZBCH}

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	2026-06-24T01:15:31.414466Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d225b0e87407d2dfd95fc856e33f2111cb173ebbccc0cd7d5224b677e63dc131

Aliases

arxiv: 2606.24473 · arxiv_version: 2606.24473v1 · doi: 10.48550/arxiv.2606.24473 · pith_short_12: 2IS3B2DUA7JN · pith_short_16: 2IS3B2DUA7JN7WK7 · pith_short_8: 2IS3B2DU

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/2IS3B2DUA7JN7WK7ZBLOGPZBCH \
  | 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: d225b0e87407d2dfd95fc856e33f2111cb173ebbccc0cd7d5224b677e63dc131

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4667af1b16019d0f353c948d3ae2c9b237134cb330830f628722ece83b4a49c",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2026-06-23T12:04:55Z",
    "title_canon_sha256": "549b0a4d50782b8e0e65e4619be7f8e5a45e986c3077dfee94b3c941daccaf7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.24473",
    "kind": "arxiv",
    "version": 1
  }
}