Pith Number

pith:FOPENJ4S

pith:2008:FOPENJ4S6TAIL7NGBXWHJZ352N

not attested not anchored not stored refs pending

Conservative Properties of the Variational Free-Lagrange Method for Shallow Water

Matthew Dixon, Todd Ringler

arxiv:0802.0527 v2 · 2008-02-05 · 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{FOPENJ4S6TAIL7NGBXWHJZ352N}

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	2026-06-03T22:06:04.325429Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b9e46a792f4c085fda60dec74e77dd349f9e9b1d1bd0a756b7df9a6cb03e024

Aliases

arxiv: 0802.0527 · arxiv_version: 0802.0527v2 · doi: 10.48550/arxiv.0802.0527 · pith_short_12: FOPENJ4S6TAI · pith_short_16: FOPENJ4S6TAIL7NG · pith_short_8: FOPENJ4S

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/FOPENJ4S6TAIL7NGBXWHJZ352N \
  | 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: 2b9e46a792f4c085fda60dec74e77dd349f9e9b1d1bd0a756b7df9a6cb03e024

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d220072a63eebcbf31683f95cf468ccdf4714887c9df30d1903bd1afd78c0b3",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2008-02-05T20:39:06Z",
    "title_canon_sha256": "d35ca0c99ae17657c7d8abc3b1a615187db07aa1c6be965ce7074597eea4fd95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0802.0527",
    "kind": "arxiv",
    "version": 2
  }
}