Pith Number

pith:RGQH5S6Q

pith:2012:RGQH5S6QO6YB7CQWMET6FLBMUH

not attested not anchored not stored refs pending

Symmetry analysis of a system of modified shallow-water equations

Alexander Bihlo, Simon Szatmari

arxiv:1212.5823 v1 · 2012-12-23 · math-ph · math.AP · math.MP · physics.ao-ph · 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{RGQH5S6QO6YB7CQWMET6FLBMUH}

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	2026-05-18T03:37:51.273070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89a07ecbd077b01f8a166127e2ac2ca1e67a1200df2b91c329ae1aa49ad51db3

Aliases

arxiv: 1212.5823 · arxiv_version: 1212.5823v1 · doi: 10.48550/arxiv.1212.5823 · pith_short_12: RGQH5S6QO6YB · pith_short_16: RGQH5S6QO6YB7CQW · pith_short_8: RGQH5S6Q

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/RGQH5S6QO6YB7CQWMET6FLBMUH \
  | 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: 89a07ecbd077b01f8a166127e2ac2ca1e67a1200df2b91c329ae1aa49ad51db3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a56deab255e81fea7b4585e4b24e41010640cbb4ee9bd899ef7ee1c4bdd9559a",
    "cross_cats_sorted": [
      "math.AP",
      "math.MP",
      "physics.ao-ph",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2012-12-23T18:13:11Z",
    "title_canon_sha256": "0bc7033e12adc6f1eddc4cf3402e7abe8bfcb66e8ebddb1d5c8681079f7716ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5823",
    "kind": "arxiv",
    "version": 1
  }
}