Pith Number

pith:D7B24DJU

pith:2013:D7B24DJU3D5SSIS2JF4UEHIHHI

not attested not anchored not stored refs pending

Differential Geometrically Consistent Artificial Viscosity in Comoving Curvilinear Coordinates

Antti Koskela, Ernst Dorfi, Harald H\"oller, Werner Benger

arxiv:1304.6029 v2 · 2013-04-22 · astro-ph.IM · 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{D7B24DJU3D5SSIS2JF4UEHIHHI}

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	2026-05-18T03:20:44.984641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fc3ae0d34d8fb29225a4979421d073a399be2edc10303da02ea8363157a6b77

Aliases

arxiv: 1304.6029 · arxiv_version: 1304.6029v2 · doi: 10.48550/arxiv.1304.6029 · pith_short_12: D7B24DJU3D5S · pith_short_16: D7B24DJU3D5SSIS2 · pith_short_8: D7B24DJU

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/D7B24DJU3D5SSIS2JF4UEHIHHI \
  | 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: 1fc3ae0d34d8fb29225a4979421d073a399be2edc10303da02ea8363157a6b77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6775d702c58f9f43baa104b6512b29fb7743d49ea3f5e0de839012603b68576",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-04-22T17:40:13Z",
    "title_canon_sha256": "ecfee0149c09e73541d40b6629e1d6198c3c435bec704e89f84472b59451e0ec"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.6029",
    "kind": "arxiv",
    "version": 2
  }
}