Pith Number

pith:ZLAWFSXB

pith:2018:ZLAWFSXBA3B4W7EC43EU53Z5KN

not attested not anchored not stored refs pending

Model Reduction for a Pulsed Detonation Combuster via Shifted Proper Orthogonal Decomposition

Julius Reiss, Philipp Schulze, Volker Mehrmann

arxiv:1803.01805 v1 · 2018-03-05 · 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{ZLAWFSXBA3B4W7EC43EU53Z5KN}

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	2026-05-18T00:21:59.569291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cac162cae106c3cb7c82e6c94eef3d537f19518a6284a15e2f048ce376acc763

Aliases

arxiv: 1803.01805 · arxiv_version: 1803.01805v1 · doi: 10.48550/arxiv.1803.01805 · pith_short_12: ZLAWFSXBA3B4 · pith_short_16: ZLAWFSXBA3B4W7EC · pith_short_8: ZLAWFSXB

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/ZLAWFSXBA3B4W7EC43EU53Z5KN \
  | 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: cac162cae106c3cb7c82e6c94eef3d537f19518a6284a15e2f048ce376acc763

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4d249528c3d0e327955d7d62f496d6049568864112611e315459821722064a5b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-03-05T17:59:15Z",
    "title_canon_sha256": "0b00edf2d6476acba6fe3efc3776ef0d6675411027fad814babeae387fa3fce8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01805",
    "kind": "arxiv",
    "version": 1
  }
}