Pith Number

pith:C2MG5I5Y

pith:2002:C2MG5I5YV26OUUYTZCXXO2QYWR

not attested not anchored not stored refs pending

On masses of unstable particles and their antiparticles in the CPT-invariant system

K. Urbanowski

arxiv:hep-ph/0201272 v2 · 2002-01-29 · hep-ph · astro-ph · gr-qc · hep-th · quant-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{C2MG5I5YV26OUUYTZCXXO2QYWR}

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	2026-05-18T02:36:38.597023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16986ea3b8aebcea5313c8af776a18b45d2bfb6dcd091aa3f6e3f5825a6c7344

Aliases

arxiv: hep-ph/0201272 · arxiv_version: hep-ph/0201272v2 · doi: 10.48550/arxiv.hep-ph/0201272 · pith_short_12: C2MG5I5YV26O · pith_short_16: C2MG5I5YV26OUUYT · pith_short_8: C2MG5I5Y

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/C2MG5I5YV26OUUYTZCXXO2QYWR \
  | 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: 16986ea3b8aebcea5313c8af776a18b45d2bfb6dcd091aa3f6e3f5825a6c7344

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5897675b543c3ca5e7492f8eded85fb25787a98e031820d6c4746d7d88c66914",
    "cross_cats_sorted": [
      "astro-ph",
      "gr-qc",
      "hep-th",
      "quant-ph"
    ],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "2002-01-29T17:22:46Z",
    "title_canon_sha256": "f9604761de1496cccf8a9b620f2eeacc1975fca0a1765a8809a1ad519b6f8d3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/0201272",
    "kind": "arxiv",
    "version": 2
  }
}