Pith Number

pith:KBLGFOMG

pith:2026:KBLGFOMGLI2YMH3QFTY6YNI5YP

not attested not anchored not stored refs pending

The Coercivity Gap in Neural PDE Solvers: Parameter Escape and Functional Convergence

Enrique Zuazua

arxiv:2606.04018 v1 · 2026-06-01 · 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{KBLGFOMGLI2YMH3QFTY6YNI5YP}

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	2026-06-04T00:06:44.592152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

505662b9865a35861f702cf1ec351dc3d788be368bbb1ed5de7ce1bc18a6f036

Aliases

arxiv: 2606.04018 · arxiv_version: 2606.04018v1 · doi: 10.48550/arxiv.2606.04018 · pith_short_12: KBLGFOMGLI2Y · pith_short_16: KBLGFOMGLI2YMH3Q · pith_short_8: KBLGFOMG

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/KBLGFOMGLI2YMH3QFTY6YNI5YP \
  | 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: 505662b9865a35861f702cf1ec351dc3d788be368bbb1ed5de7ce1bc18a6f036

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7ea8721d55f3b572d5e63e6fb468d83102012b82e6f49bacc71e168463b225a",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-06-01T06:15:46Z",
    "title_canon_sha256": "b8a476811d7420cd1768623c92194c7b77640502834cfae8d66930d3b1891766"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04018",
    "kind": "arxiv",
    "version": 1
  }
}