Pith Number

pith:AWW4EPU3

pith:2011:AWW4EPU3RUXRCUUCA6NDAMJRQG

not attested not anchored not stored refs pending

A Well-Posed Kelvin-Helmholtz Instability Test and Comparison

Colin P. McNally, Jean-Claude Passy, Wladimir Lyra

arxiv:1111.1764 v2 · 2011-11-07 · astro-ph.IM · physics.comp-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AWW4EPU3RUXRCUUCA6NDAMJRQG}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T01:59:44.045071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05adc23e9b8d2f115282079a303131819554fd23f1ef00b014f668f0921067c2

Aliases

arxiv: 1111.1764 · arxiv_version: 1111.1764v2 · doi: 10.48550/arxiv.1111.1764 · pith_short_12: AWW4EPU3RUXR · pith_short_16: AWW4EPU3RUXRCUUC · pith_short_8: AWW4EPU3

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/AWW4EPU3RUXRCUUCA6NDAMJRQG \
  | 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: 05adc23e9b8d2f115282079a303131819554fd23f1ef00b014f668f0921067c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "865ae9847b5adbf6acc9f76d4837273af80416bf3b42c595d5e23baa4bdb65e1",
    "cross_cats_sorted": [
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2011-11-07T22:58:29Z",
    "title_canon_sha256": "f3416ccdcf5e89aabb90b795857db13fa5b9641310b27797ac77d9fd47668c07"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1764",
    "kind": "arxiv",
    "version": 2
  }
}