Pith Number

pith:AEFRAOXB

pith:2026:AEFRAOXBLLYMVNX3WY7VXNIQDB

not attested not anchored not stored refs pending

Dynamical Low-Rank Smoothing

Fabio Nobile, Fabio Zoccolan, Youssef Marzouk

arxiv:2607.27438 v1 · 2026-07-29 · 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{AEFRAOXBLLYMVNX3WY7VXNIQDB}

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	2026-07-31T00:12:10.484009Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

010b103ae15af0cab6fbb63f5bb510186a612f9a555a66aae481cdd71d13c289

Aliases

arxiv: 2607.27438 · arxiv_version: 2607.27438v1 · doi: 10.48550/arxiv.2607.27438 · pith_short_12: AEFRAOXBLLYM · pith_short_16: AEFRAOXBLLYMVNX3 · pith_short_8: AEFRAOXB

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/AEFRAOXBLLYMVNX3WY7VXNIQDB \
  | 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: 010b103ae15af0cab6fbb63f5bb510186a612f9a555a66aae481cdd71d13c289

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07d38c70829a3cc971ee0c0efaa7e184fd99d2fbad38dbed0aead05b7a747eb2",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-07-29T20:06:54Z",
    "title_canon_sha256": "f5dfdafc8c3c87019a21acff638e117b5d3a565a96759bfd95aacb22e207ab9c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.27438",
    "kind": "arxiv",
    "version": 1
  }
}