Pith Number

pith:XVQLDC3I

pith:2019:XVQLDC3IXYIRZJP4ADUU6ATWH2

not attested not anchored not stored refs pending

Quadratic life span of periodic gravity-capillary water waves

Luca Franzoi, Massimiliano Berti, Roberto Feola

arxiv:1905.05424 v1 · 2019-05-14 · 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{XVQLDC3IXYIRZJP4ADUU6ATWH2}

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	2026-05-17T23:46:16.523710Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd60b18b68be111ca5fc00e94f02763e9c03cad11461a649c7f12bef016f3533

Aliases

arxiv: 1905.05424 · arxiv_version: 1905.05424v1 · doi: 10.48550/arxiv.1905.05424 · pith_short_12: XVQLDC3IXYIR · pith_short_16: XVQLDC3IXYIRZJP4 · pith_short_8: XVQLDC3I

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/XVQLDC3IXYIRZJP4ADUU6ATWH2 \
  | 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: bd60b18b68be111ca5fc00e94f02763e9c03cad11461a649c7f12bef016f3533

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd2a120f18ece5bd6409f4b7338494dc8b6c073e179c01362683b0fe24922ca4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-05-14T07:24:01Z",
    "title_canon_sha256": "5cede0ae01fa3d7ecda60fca7932046e16946d898669ee5e6590a3114ba970af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.05424",
    "kind": "arxiv",
    "version": 1
  }
}