Pith Number

pith:SK5FRBNV

pith:2018:SK5FRBNV7EIPDUSGK67F47BRQP

not attested not anchored not stored refs pending

A variational-level-set based partitioning method for block-structured meshes

Nikolaus. A. Adams, Shucheng Pan, Xiangyu Hu

arxiv:1801.03685 v1 · 2018-01-11 · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SK5FRBNV7EIPDUSGK67F47BRQP}

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	2026-05-18T00:26:13.696941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92ba5885b5f910f1d24657be5e7c3183d7929876e0adf8a95b5740c175a56bef

Aliases

arxiv: 1801.03685 · arxiv_version: 1801.03685v1 · doi: 10.48550/arxiv.1801.03685 · pith_short_12: SK5FRBNV7EIP · pith_short_16: SK5FRBNV7EIPDUSG · pith_short_8: SK5FRBNV

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/SK5FRBNV7EIPDUSGK67F47BRQP \
  | 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: 92ba5885b5f910f1d24657be5e7c3183d7929876e0adf8a95b5740c175a56bef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7518e5871fba7bd47a8a7d9c9cd38d26bf47493dd0b74892ff9fbd70c0c97e7a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2018-01-11T09:36:59Z",
    "title_canon_sha256": "21c240d7b45c8fbe1f646d0016cd7f0afd5397e65796b1cf8658709b7a56a719"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03685",
    "kind": "arxiv",
    "version": 1
  }
}