Pith Number

pith:ZPB3MNDZ

pith:1996:ZPB3MNDZAEOQIPSKKATJQVOFZI

not attested not anchored not stored refs pending

Classical Dirac Observables: the Emergence of Rest-Frame Particle and Field Theories

Luca Lusanna (INFN, Sezione di Firenze)

arxiv:hep-th/9607191 v1 · 1996-07-25 · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZPB3MNDZAEOQIPSKKATJQVOFZI}

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	2026-05-18T01:21:56.297892Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbc3b63479011d043e4a50269855c5ca1fd44b2fe156b16f122dba71e56d3377

Aliases

arxiv: hep-th/9607191 · arxiv_version: hep-th/9607191v1 · doi: 10.48550/arxiv.hep-th/9607191 · pith_short_12: ZPB3MNDZAEOQ · pith_short_16: ZPB3MNDZAEOQIPSK · pith_short_8: ZPB3MNDZ

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/ZPB3MNDZAEOQIPSKKATJQVOFZI \
  | 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: cbc3b63479011d043e4a50269855c5ca1fd44b2fe156b16f122dba71e56d3377

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bde8faa3d374a77d03b99888dc9104e117e921c5f62f496c6ab7601aaf5d24c9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "1996-07-25T10:05:55Z",
    "title_canon_sha256": "ac97537b7d656a04d0d836486aeecf409c87481e2fa0c6a5d986c574864e88b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/9607191",
    "kind": "arxiv",
    "version": 1
  }
}