Pith Number

pith:ZETP7TYG

pith:2025:ZETP7TYGATLGUOBFVSYYMG42PA

not attested not anchored not stored refs pending

A COGENT case study: Supporting Applications with Chombo

Daniel F. Martin, Lee F. Ricketson, Mikhail Dorf, Milo Dorr

arxiv:2508.00375 v1 · 2025-08-01 · math.NA · cs.NA · physics.plasm-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{ZETP7TYGATLGUOBFVSYYMG42PA}

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	2026-07-05T11:46:54.564626Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c926ffcf0604d66a3825acb1861b9a7812b198a85ad081d7f39b733293409909

Aliases

arxiv: 2508.00375 · arxiv_version: 2508.00375v1 · doi: 10.48550/arxiv.2508.00375 · pith_short_12: ZETP7TYGATLG · pith_short_16: ZETP7TYGATLGUOBF · pith_short_8: ZETP7TYG

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/ZETP7TYGATLGUOBFVSYYMG42PA \
  | 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: c926ffcf0604d66a3825acb1861b9a7812b198a85ad081d7f39b733293409909

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce69cdcaa8dd62549e1c046ee7d365c33cdcb872149ef694cce25120f9ee140a",
    "cross_cats_sorted": [
      "cs.NA",
      "physics.plasm-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2025-08-01T07:10:11Z",
    "title_canon_sha256": "29b12d90696a2a571fd1cfeeaf2510ddf70e01d221c738f23646c256af939566"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.00375",
    "kind": "arxiv",
    "version": 1
  }
}