Pith Number

pith:LXUHNVLP

pith:2025:LXUHNVLPSLM3LEMPWUB2ZYO7HG

not attested not anchored not stored refs pending

Finite-time singularity via multi-layer degenerate pendula for the 2D Boussinesq equation with uniform $C^{1,\sqrt{\frac{4}{3}}-1-\epsilon}\cap L^2$ force

Andr\'es La\'in-Sanclemente, Diego C\'ordoba, Luis Mart\'inez-Zoroa

arxiv:2505.20988 v3 · 2025-05-27 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LXUHNVLPSLM3LEMPWUB2ZYO7HG}

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	2026-07-05T12:02:46.547172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5de876d56f92d9b5918fb503ace1df39b2a9bd4e9a2d306e8e023459b6af9ce1

Aliases

arxiv: 2505.20988 · arxiv_version: 2505.20988v3 · doi: 10.48550/arxiv.2505.20988 · pith_short_12: LXUHNVLPSLM3 · pith_short_16: LXUHNVLPSLM3LEMP · pith_short_8: LXUHNVLP

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/LXUHNVLPSLM3LEMPWUB2ZYO7HG \
  | 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: 5de876d56f92d9b5918fb503ace1df39b2a9bd4e9a2d306e8e023459b6af9ce1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd687b7083bea3528fa377b5a260b9d1a98eb7cbdf823611739171d7a1308def",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2025-05-27T10:23:44Z",
    "title_canon_sha256": "b9130bc9f0a46d653150551a459b8c09f2e33bea8ccb80400766dc621c285afa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20988",
    "kind": "arxiv",
    "version": 3
  }
}