Pith Number

pith:33D2WFDY

pith:2017:33D2WFDYMIDNUHDMP46OD6RKHV

not attested not anchored not stored refs pending

Fluid dynamics solutions obtained from the Riemann invariant approach

A.M. Grundland, V. Lamothe

arxiv:1703.05366 v1 · 2017-03-15 · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{33D2WFDYMIDNUHDMP46OD6RKHV}

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	2026-05-18T00:48:34.468966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dec7ab14786206da1c6c7f3ce1fa2a3d426446f1feaa465a887e0bc52ab94075

Aliases

arxiv: 1703.05366 · arxiv_version: 1703.05366v1 · doi: 10.48550/arxiv.1703.05366 · pith_short_12: 33D2WFDYMIDN · pith_short_16: 33D2WFDYMIDNUHDM · pith_short_8: 33D2WFDY

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/33D2WFDYMIDNUHDMP46OD6RKHV \
  | 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: dec7ab14786206da1c6c7f3ce1fa2a3d426446f1feaa465a887e0bc52ab94075

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a64ba2550ec688c07bddc336d646979372d367a63c95a11aec4e4dd1dbee3ade",
    "cross_cats_sorted": [
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2017-03-15T19:51:25Z",
    "title_canon_sha256": "e5a2240a0c22b55dd0d09c0c841b74dae4fc5e972f9835a850ebccbc112c3756"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05366",
    "kind": "arxiv",
    "version": 1
  }
}