Pith Number

pith:SSAQNSED

pith:2019:SSAQNSEDT37JWLR7XBKRHTIKGI

not attested not anchored not stored refs pending

Steady waves in flows over periodic bottoms

Carlos Garc\'ia-Azpeitia, Walter Craig

arxiv:1908.03787 v7 · 2019-08-10 · 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{SSAQNSEDT37JWLR7XBKRHTIKGI}

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	2026-07-05T04:35:54.534268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

948106c8839efe9b2e3fb85513cd0a321a8c443522955f7a84440c71f5ac8e11

Aliases

arxiv: 1908.03787 · arxiv_version: 1908.03787v7 · doi: 10.48550/arxiv.1908.03787 · pith_short_12: SSAQNSEDT37J · pith_short_16: SSAQNSEDT37JWLR7 · pith_short_8: SSAQNSED

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/SSAQNSEDT37JWLR7XBKRHTIKGI \
  | 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: 948106c8839efe9b2e3fb85513cd0a321a8c443522955f7a84440c71f5ac8e11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8bb6e3518d75da1faf7a7685fb0596519b06e731f47bc345a1bff49264e25f7d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2019-08-10T17:11:45Z",
    "title_canon_sha256": "e9d62bb529ddd6704701e48dfa15a5eef32993afc4f2eb4864f1c09ef067fd55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03787",
    "kind": "arxiv",
    "version": 7
  }
}