Pith Number

pith:57BFO7DY

pith:2025:57BFO7DY3UNPCPYS37F5ZBPMJR

not attested not anchored not stored refs pending

PDE-Constrained High-Order Mesh Optimization

Boyan Lazarov, Ketan Mittal, Mathias Schmidt, Tzanio Kolev, Vladimir Tomov

arxiv:2507.01917 v1 · 2025-07-02 · math.NA · cs.MS · 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{57BFO7DY3UNPCPYS37F5ZBPMJR}

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	2026-07-05T11:30:58.160880Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efc2577c78dd1af13f12dfcbdc85ec4c52d8ec14d51db5b7f0663840ccb272b6

Aliases

arxiv: 2507.01917 · arxiv_version: 2507.01917v1 · doi: 10.48550/arxiv.2507.01917 · pith_short_12: 57BFO7DY3UNP · pith_short_16: 57BFO7DY3UNPCPYS · pith_short_8: 57BFO7DY

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/57BFO7DY3UNPCPYS37F5ZBPMJR \
  | 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: efc2577c78dd1af13f12dfcbdc85ec4c52d8ec14d51db5b7f0663840ccb272b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38d13f903b6f27aea40376eacae0730ec6bebda0821558fca8f5227d134f207c",
    "cross_cats_sorted": [
      "cs.MS",
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-07-02T17:26:33Z",
    "title_canon_sha256": "825866d9a04a723e2bec88680297353025e518f57d36fe6da288e141e771e6f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.01917",
    "kind": "arxiv",
    "version": 1
  }
}