Pith Number

pith:43FXVG6Z

pith:1993:43FXVG6ZDDLXZ3Z4HFU4LBRQBH

not attested not anchored not stored refs pending

Holomorphic quantum mechanics with a quadratic Hamiltonian constraint

Jorma Louko

arxiv:gr-qc/9305003 v1 · 1993-05-03 · gr-qc · 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{43FXVG6ZDDLXZ3Z4HFU4LBRQBH}

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	2026-05-18T04:37:57.563350Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6cb7a9bd918d77cef3c3969c5863009f748189922d3400228a43958208e8a73

Aliases

arxiv: gr-qc/9305003 · arxiv_version: gr-qc/9305003v1 · doi: 10.48550/arxiv.gr-qc/9305003 · pith_short_12: 43FXVG6ZDDLX · pith_short_16: 43FXVG6ZDDLXZ3Z4 · pith_short_8: 43FXVG6Z

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/43FXVG6ZDDLXZ3Z4HFU4LBRQBH \
  | 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: e6cb7a9bd918d77cef3c3969c5863009f748189922d3400228a43958208e8a73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee47a809487216fd3f48abd1ad3593c1052fc611c90713ddbd31d1520c87df31",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1993-05-03T19:40:00Z",
    "title_canon_sha256": "a40edb8f6d414dcacb4799fe58682ae8c9d559797b54eb54ad2740d1ce925ddb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9305003",
    "kind": "arxiv",
    "version": 1
  }
}