Pith Number

pith:PWSQ5PWB

pith:1999:PWSQ5PWBNNMXDJP2EGLMB4WJ2B

not attested not anchored not stored refs pending

Charged sectors, spin and statistics in quantum field theory on curved spacetimes

D. Guido, J.E. Roberts, R. Longo, R. Verch

arxiv:math-ph/9906019 v1 · 1999-06-22 · math-ph · gr-qc · hep-th · math.MP · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWSQ5PWBNNMXDJP2EGLMB4WJ2B}

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	2026-05-18T02:35:38.654175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7da50ebec16b5971a5fa2196c0f2c9d07a97d154a32cc6dbfe4cfd9ee769f3f4

Aliases

arxiv: math-ph/9906019 · arxiv_version: math-ph/9906019v1 · doi: 10.48550/arxiv.math-ph/9906019 · pith_short_12: PWSQ5PWBNNMX · pith_short_16: PWSQ5PWBNNMXDJP2 · pith_short_8: PWSQ5PWB

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/PWSQ5PWBNNMXDJP2EGLMB4WJ2B \
  | 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: 7da50ebec16b5971a5fa2196c0f2c9d07a97d154a32cc6dbfe4cfd9ee769f3f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c966a9dae43f32c1178f42fd3783ed63e170dcc820592f2cc6e4d1867f3ee7a9",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th",
      "math.MP",
      "math.OA"
    ],
    "license": "",
    "primary_cat": "math-ph",
    "submitted_at": "1999-06-22T14:08:01Z",
    "title_canon_sha256": "56534be392e388686a630eb013b40e19124f2d14932f5680e7f0946893316cd1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math-ph/9906019",
    "kind": "arxiv",
    "version": 1
  }
}