Pith Number

pith:45QCPCNJ

pith:1998:45QCPCNJTEMMR7ZMHRCINESSTH

not attested not anchored not stored refs pending

On the passibility of a short-lived free Dirac particle

Lu Lin

arxiv:physics/9805001 v1 · 1998-05-01 · physics.gen-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{45QCPCNJTEMMR7ZMHRCINESSTH}

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	2026-07-04T14:44:54.786718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7602789a99918c8ff2c3c4486925299e0cf1afa2e2cebef848c4965b9ea4165

Aliases

arxiv: physics/9805001 · arxiv_version: physics/9805001v1 · doi: 10.48550/arxiv.physics/9805001 · pith_short_12: 45QCPCNJTEMM · pith_short_16: 45QCPCNJTEMMR7ZM · pith_short_8: 45QCPCNJ

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/45QCPCNJTEMMR7ZMHRCINESSTH \
  | 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: e7602789a99918c8ff2c3c4486925299e0cf1afa2e2cebef848c4965b9ea4165

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43ca54ab374b90b54dc3446d3bfc5f5c9cd2a79244016dea5d6bddd2575c1751",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "1998-05-01T02:40:40Z",
    "title_canon_sha256": "c78d9d8376995b8666b672c990fb7042996b4d53354af7ea64828a60184eba15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "physics/9805001",
    "kind": "arxiv",
    "version": 1
  }
}