Pith Number

pith:D5OIHJIM

pith:2009:D5OIHJIMMWTGQOOFBKW2R3INI3

not attested not anchored not stored refs pending

On the relevance of the dam break problem in the context of nonlinear shallow water equations

Denys Dutykh (LAMA), Dimitrios Mitsotakis (LM-Orsay)

arxiv:0903.3670 v4 · 2009-03-21 · physics.class-ph · cs.NA · math.NA · physics.ao-ph · physics.comp-ph · physics.flu-dyn · physics.geo-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D5OIHJIMMWTGQOOFBKW2R3INI3}

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	2026-06-03T23:06:25.144954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f5c83a50c65a66839c50aada8ed0d46d284eb1bba73bc904d659d3ec42a9c8a

Aliases

arxiv: 0903.3670 · arxiv_version: 0903.3670v4 · doi: 10.48550/arxiv.0903.3670 · pith_short_12: D5OIHJIMMWTG · pith_short_16: D5OIHJIMMWTGQOOF · pith_short_8: D5OIHJIM

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/D5OIHJIMMWTGQOOFBKW2R3INI3 \
  | 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: 1f5c83a50c65a66839c50aada8ed0d46d284eb1bba73bc904d659d3ec42a9c8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eac6d19f0589ccdc771b045e68a9c8619680f2b4e5aef6147ec3e2d3342d11b4",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "physics.ao-ph",
      "physics.comp-ph",
      "physics.flu-dyn",
      "physics.geo-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.class-ph",
    "submitted_at": "2009-03-21T14:32:09Z",
    "title_canon_sha256": "98780f73ac6e2798c1ad8877b112c295b2ae9cff9bc981c4521d9f68ea6508ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3670",
    "kind": "arxiv",
    "version": 4
  }
}