Pith Number

pith:3KOI6WND

pith:2007:3KOI6WNDEQKVN7NASQNC2SPEAL

not attested not anchored not stored refs pending

Convergence of a finite volume scheme for the incompressible fluids

Sebastien Zimmermann

arxiv:0704.0787 v1 · 2007-04-05 · math.NA · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3KOI6WNDEQKVN7NASQNC2SPEAL}

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	2026-06-03T22:06:00.300923Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da9c8f59a3241556fda0941a2d49e402f1d8440535348dd13c8a77b12473402f

Aliases

arxiv: 0704.0787 · arxiv_version: 0704.0787v1 · doi: 10.48550/arxiv.0704.0787 · pith_short_12: 3KOI6WNDEQKV · pith_short_16: 3KOI6WNDEQKVN7NA · pith_short_8: 3KOI6WND

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/3KOI6WNDEQKVN7NASQNC2SPEAL \
  | 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: da9c8f59a3241556fda0941a2d49e402f1d8440535348dd13c8a77b12473402f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4862e66c766b5438fd473ac3bb3885380cc35a267a17f8fccce456be6dfcb7d4",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "",
    "primary_cat": "math.NA",
    "submitted_at": "2007-04-05T19:47:06Z",
    "title_canon_sha256": "b86d7e3504c0efe38c0780973f3df8555526b32ad651477ec67bf88bf6dbfd8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.0787",
    "kind": "arxiv",
    "version": 1
  }
}