Pith Number

pith:M5LBBWL2

pith:2019:M5LBBWL2MLAAYK7HDW22PQIIIP

not attested not anchored not stored refs pending

An existence theory for small-amplitude doubly periodic water waves with vorticity

Douglas Svensson Seth, Erik Wahl\'en, Evgeniy Lokharu

arxiv:1908.02655 v2 · 2019-08-07 · math.AP · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M5LBBWL2MLAAYK7HDW22PQIIIP}

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	2026-07-05T01:22:14.291844Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

675610d97a62c00c2be71db5a7c10843de61ca43fe8829b5577c3b43f28be1f0

Aliases

arxiv: 1908.02655 · arxiv_version: 1908.02655v2 · doi: 10.48550/arxiv.1908.02655 · pith_short_12: M5LBBWL2MLAA · pith_short_16: M5LBBWL2MLAAYK7H · pith_short_8: M5LBBWL2

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/M5LBBWL2MLAAYK7HDW22PQIIIP \
  | 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: 675610d97a62c00c2be71db5a7c10843de61ca43fe8829b5577c3b43f28be1f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "efd6a12307ce2b69c49cbb8859382bb1044edc6c28fb79b5a416311167647d3a",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-08-07T14:23:30Z",
    "title_canon_sha256": "b2258b095ac05e131cfd162053e3a4a8f9e1d48dba98ca13d0c36a0bef291ce8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02655",
    "kind": "arxiv",
    "version": 2
  }
}