Pith Number

pith:HS6V27WH

pith:2026:HS6V27WHBDQEKMKLXVDPGSSFHV

not attested not anchored not stored refs pending

A Log-Gaussian Scale-Space Limiter for Hybrid Continuum--Ballistic Gas Dynamics

Bj{\o}rn Wu

arxiv:2607.12218 v1 · 2026-07-13 · math.NA · cs.NA · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HS6V27WHBDQEKMKLXVDPGSSFHV}

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	2026-07-15T00:21:39.065038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cbd5d7ec708e045314bbd46f34a453d504fb5a6e07ee96f8de8d5446e38913f

Aliases

arxiv: 2607.12218 · arxiv_version: 2607.12218v1 · doi: 10.48550/arxiv.2607.12218 · pith_short_12: HS6V27WHBDQE · pith_short_16: HS6V27WHBDQEKMKL · pith_short_8: HS6V27WH

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/HS6V27WHBDQEKMKLXVDPGSSFHV \
  | 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: 3cbd5d7ec708e045314bbd46f34a453d504fb5a6e07ee96f8de8d5446e38913f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0f10ced0a97792adb710e1240ff4dd4ffeedd98f5a8997dd4f38b7b7e9a5ae74",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.flu-dyn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2026-07-13T23:33:53Z",
    "title_canon_sha256": "f1504c679a369bbcc33225e3213ff5078fd5745c4154cc21ba42d900f7e4b824"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12218",
    "kind": "arxiv",
    "version": 1
  }
}