Pith Number

pith:OHAF2LH2

pith:2019:OHAF2LH25UJCYOANOOSZZIPGPC

not attested not anchored not stored refs pending

A variational formulation for steady surface water waves on a Beltrami flow

J. Horn, Mark D. Groves

arxiv:1908.09386 v1 · 2019-08-25 · 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{OHAF2LH25UJCYOANOOSZZIPGPC}

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	2026-07-05T02:23:03.532248Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71c05d2cfaed122c380d73a59ca1e6788e2f2ed368fab7bae0427fda90058005

Aliases

arxiv: 1908.09386 · arxiv_version: 1908.09386v1 · doi: 10.48550/arxiv.1908.09386 · pith_short_12: OHAF2LH25UJC · pith_short_16: OHAF2LH25UJCYOAN · pith_short_8: OHAF2LH2

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/OHAF2LH25UJCYOANOOSZZIPGPC \
  | 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: 71c05d2cfaed122c380d73a59ca1e6788e2f2ed368fab7bae0427fda90058005

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8342afe0883daf85e8e8aef207395a934bbd7275de1031d9b9010c34c024e69e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-08-25T20:31:37Z",
    "title_canon_sha256": "ffc6e5a12c304fba01aa5a867fbb82cd5422385fa1234768f5405fe3ca4ace9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09386",
    "kind": "arxiv",
    "version": 1
  }
}