Pith Number

pith:O6LJDR3C

pith:2015:O6LJDR3CK6JSZUC46LCLM4KAMI

not attested not anchored not stored refs pending

Parareal convergence for 2D unsteady flow around a cylinder

Andreas Kreienbuehl, Andreas Vogel, Arne Naegel, Daniel Ruprecht, Gabriel Wittum, Rolf Krause

arxiv:1509.04252 v1 · 2015-09-14 · cs.CE · cs.DC · cs.NA · 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{O6LJDR3CK6JSZUC46LCLM4KAMI}

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	2026-05-18T01:33:07.919783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

779691c76257932cd05cf2c4b671406221719cefda035ad91e17e98e5be799ae

Aliases

arxiv: 1509.04252 · arxiv_version: 1509.04252v1 · doi: 10.48550/arxiv.1509.04252 · pith_short_12: O6LJDR3CK6JS · pith_short_16: O6LJDR3CK6JSZUC4 · pith_short_8: O6LJDR3C

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/O6LJDR3CK6JSZUC46LCLM4KAMI \
  | 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: 779691c76257932cd05cf2c4b671406221719cefda035ad91e17e98e5be799ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f8daf643259ef28eae5ea0707ccd6d2568ec41e37635934a4bf36b990a51a28",
    "cross_cats_sorted": [
      "cs.DC",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CE",
    "submitted_at": "2015-09-14T19:29:41Z",
    "title_canon_sha256": "f5e175d8d246440a18f81410ce7f6221bfa83c3e35e241caa1c14439d8af9738"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.04252",
    "kind": "arxiv",
    "version": 1
  }
}