Pith Number

pith:G4OAXI7D

pith:2025:G4OAXI7D2GJF2VZOWHH7HWDB74

not attested not anchored not stored refs pending

Chromo: A High-Performance Python Interface to Hadronic Event Generators for Collider and Cosmic-Ray Simulations

Anatoli Fedynitch, Anton Prosekin, Hans Dembinski

arxiv:2507.21856 v1 · 2025-07-29 · physics.comp-ph · astro-ph.HE · hep-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{G4OAXI7D2GJF2VZOWHH7HWDB74}

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	2026-07-05T11:45:08.851329Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

371c0ba3e3d1925d572eb1cff3d861ff1f488d77de9cc879b4b4f9ca1161a0af

Aliases

arxiv: 2507.21856 · arxiv_version: 2507.21856v1 · doi: 10.48550/arxiv.2507.21856 · pith_short_12: G4OAXI7D2GJF · pith_short_16: G4OAXI7D2GJF2VZO · pith_short_8: G4OAXI7D

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/G4OAXI7D2GJF2VZOWHH7HWDB74 \
  | 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: 371c0ba3e3d1925d572eb1cff3d861ff1f488d77de9cc879b4b4f9ca1161a0af

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e8c1ae08dced41b31981dc914c880925f78c909fbae994c7b7546db9ee24dfd",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2025-07-29T14:29:11Z",
    "title_canon_sha256": "1e6dc5f441d1d9f8f56fd21d1896c56e25720639275b27f96661ca0b24a1787b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.21856",
    "kind": "arxiv",
    "version": 1
  }
}