Pith Number

pith:NMKEWXUD

pith:2014:NMKEWXUDEDONQYRZTXU77YQYPU

not attested not anchored not stored refs pending

Mechanic: the MPI/HDF code framework for dynamical astronomy

Cezary Migaszewski, Krzysztof Go\'zdziewski, Mariusz S{\l}onina

arxiv:1401.6344 v1 · 2014-01-24 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NMKEWXUDEDONQYRZTXU77YQYPU}

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	2026-05-18T01:45:17.116553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b144b5e8320dcd862399de9ffe2187d0f08558212b6203ddb241426b5e2d7e1

Aliases

arxiv: 1401.6344 · arxiv_version: 1401.6344v1 · doi: 10.48550/arxiv.1401.6344 · pith_short_12: NMKEWXUDEDON · pith_short_16: NMKEWXUDEDONQYRZ · pith_short_8: NMKEWXUD

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/NMKEWXUDEDONQYRZTXU77YQYPU \
  | 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: 6b144b5e8320dcd862399de9ffe2187d0f08558212b6203ddb241426b5e2d7e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ffb7e73b4ce18fa237f47e6dbec94669659bfdc35f3e5ba81847c394095af592",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-01-24T14:18:06Z",
    "title_canon_sha256": "e7834519f926b4ea50f985013bf8138de8eeab9734bb6196122323c5f19e6c26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.6344",
    "kind": "arxiv",
    "version": 1
  }
}