Pith Number

pith:VOQ5K6C2

pith:2018:VOQ5K6C2TPUJDSEUNFVBOLACSX

not attested not anchored not stored refs pending

Simplex Space-Time Meshes in Compressible Flow Simulations

Marek Behr, Max von Danwitz, Norbert Hosters, Violeta Karyofylli

arxiv:1812.02070 v1 · 2018-12-05 · 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{VOQ5K6C2TPUJDSEUNFVBOLACSX}

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	2026-06-04T20:13:45.696080Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aba1d5785a9be891c894696a172c0295cadb2febbdeeaa604adf35da81dccd00

Aliases

arxiv: 1812.02070 · arxiv_version: 1812.02070v1 · doi: 10.48550/arxiv.1812.02070 · pith_short_12: VOQ5K6C2TPUJ · pith_short_16: VOQ5K6C2TPUJDSEU · pith_short_8: VOQ5K6C2

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/VOQ5K6C2TPUJDSEUNFVBOLACSX \
  | 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: aba1d5785a9be891c894696a172c0295cadb2febbdeeaa604adf35da81dccd00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "971b41696e6361bd3b1dd179f71bbe4cf2dac319dc5ea9708e34bb281d32be04",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-12-05T16:06:44Z",
    "title_canon_sha256": "ed410ae203c3f25d1d01072e3f7afcb8d01d680c781dbab323ea50a4386ac986"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02070",
    "kind": "arxiv",
    "version": 1
  }
}