Pith Number

pith:6C6J72HO

pith:2015:6C6J72HOQKSJFTFYFKUSICPSZM

not attested not anchored not stored refs pending

A central-upwind geometry-preserving method for hyperbolic conservation laws on the sphere

Abdelaziz Beljadid, Philippe G. LeFloch

arxiv:1512.08199 v1 · 2015-12-27 · math.AP · 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{6C6J72HOQKSJFTFYFKUSICPSZM}

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	2026-05-18T01:23:42.957721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f0bc9fe8ee82a492ccb82aa92409f2cb0ea633b9bda391052d1bc11e93700aad

Aliases

arxiv: 1512.08199 · arxiv_version: 1512.08199v1 · doi: 10.48550/arxiv.1512.08199 · pith_short_12: 6C6J72HOQKSJ · pith_short_16: 6C6J72HOQKSJFTFY · pith_short_8: 6C6J72HO

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/6C6J72HOQKSJFTFYFKUSICPSZM \
  | 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: f0bc9fe8ee82a492ccb82aa92409f2cb0ea633b9bda391052d1bc11e93700aad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb947f709588d01ac2e9231fe8d1aa7daec89ee8328da5c3f8111a74b3199c5a",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2015-12-27T10:40:31Z",
    "title_canon_sha256": "afac749055d7351cbb911f7a865e66ee2d5d9d9f4d7ae02679b00b48df46dfc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.08199",
    "kind": "arxiv",
    "version": 1
  }
}