Pith Number

pith:EKBHA32G

pith:2018:EKBHA32GS5OC4PEMVEKWMTQT6Z

not attested not anchored not stored refs pending

Commutation Error in Reduced Order Modeling of Fluid Flows

Birgul Koc, Changhong Mou, Muhammad Mohebujjaman, Traian Iliescu

arxiv:1810.00517 v1 · 2018-10-01 · 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{EKBHA32GS5OC4PEMVEKWMTQT6Z}

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	2026-05-18T00:04:25.946991Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2282706f46975c2e3c8ca915664e13f65937584ae198ce597dc14257c19b78bb

Aliases

arxiv: 1810.00517 · arxiv_version: 1810.00517v1 · doi: 10.48550/arxiv.1810.00517 · pith_short_12: EKBHA32GS5OC · pith_short_16: EKBHA32GS5OC4PEM · pith_short_8: EKBHA32G

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/EKBHA32GS5OC4PEMVEKWMTQT6Z \
  | 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: 2282706f46975c2e3c8ca915664e13f65937584ae198ce597dc14257c19b78bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29f658ccdf26f1f336d58a7786d738684ece119568316a0ad9a07cab62072050",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2018-10-01T03:40:39Z",
    "title_canon_sha256": "51e43422b43d8ce9d1f7c0e440a3588289a38aca2386fb851cdbc96f3df17be6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00517",
    "kind": "arxiv",
    "version": 1
  }
}