Pith Number

pith:NAS2G5PK

pith:2003:NAS2G5PKRUYVBZUZPOCIJD6BBZ

not attested not anchored not stored refs pending

On the superselection theory of the Weyl algebra for diffeomorphism invariant quantum gauge theories

Hanno Sahlmann, Thomas Thiemann

arxiv:gr-qc/0302090 v2 · 2003-02-21 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NAS2G5PKRUYVBZUZPOCIJD6BBZ}

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	2026-07-04T14:25:39.312943Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6825a375ea8d3150e6997b84848fc10e79c3b92de87d2b5a23892397779e9104

Aliases

arxiv: gr-qc/0302090 · arxiv_version: gr-qc/0302090v2 · doi: 10.48550/arxiv.gr-qc/0302090 · pith_short_12: NAS2G5PKRUYV · pith_short_16: NAS2G5PKRUYVBZUZ · pith_short_8: NAS2G5PK

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/NAS2G5PKRUYVBZUZPOCIJD6BBZ \
  | 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: 6825a375ea8d3150e6997b84848fc10e79c3b92de87d2b5a23892397779e9104

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "84f11915cac6796ea90e6bb7c4e52f2f922a9af6a7d487ef24d61a35629d1dcc",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-02-21T20:31:58Z",
    "title_canon_sha256": "61cfcd33e4951a9a01d89e6c179f0bce80535efdf7891ea9cd565cfff6d5e0c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0302090",
    "kind": "arxiv",
    "version": 2
  }
}