Pith Number

pith:GWBJGGZ4

pith:2008:GWBJGGZ4FBKGVGRNPJKXEDVRXP

not attested not anchored not stored refs pending

Hyperbolic conservation laws on spacetimes. A finite volume scheme based on differential forms

Baver Okutmustur, Philippe G. LeFloch

arxiv:0810.0255 v1 · 2008-10-01 · math.AP · cs.NA · math.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{GWBJGGZ4FBKGVGRNPJKXEDVRXP}

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	2026-06-03T22:06:10.439102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3582931b3c28546a9a2d7a55720eb1bbf4df2deeebd338a2ccd6a7aaaed6d672

Aliases

arxiv: 0810.0255 · arxiv_version: 0810.0255v1 · doi: 10.48550/arxiv.0810.0255 · pith_short_12: GWBJGGZ4FBKG · pith_short_16: GWBJGGZ4FBKGVGRN · pith_short_8: GWBJGGZ4

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/GWBJGGZ4FBKGVGRNPJKXEDVRXP \
  | 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: 3582931b3c28546a9a2d7a55720eb1bbf4df2deeebd338a2ccd6a7aaaed6d672

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfbc714029941a234d499e05d8ca17bcacc3aafb810deac5c719f4595beb5570",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2008-10-01T18:51:59Z",
    "title_canon_sha256": "e5a2a636ab684bce3d2ac055c6675fb5de2d6df6782d197d4403f745805751e7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0810.0255",
    "kind": "arxiv",
    "version": 1
  }
}