Pith Number

pith:JJ4Z4DCM

pith:1994:JJ4Z4DCMOC6WBY7LNCTCDN4F6T

not attested not anchored not stored refs pending

Group quantization of parametrized systems II. Pasting Hilbert spaces

A. Higuchi, J. Tolar, P. Hajicek

arxiv:gr-qc/9412048 v1 · 1994-12-18 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JJ4Z4DCMOC6WBY7LNCTCDN4F6T}

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	2026-05-18T04:38:06.998708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a799e0c4c70bd60e3eb68a621b785f4c07267919fd1b58440e01fae27db456c

Aliases

arxiv: gr-qc/9412048 · arxiv_version: gr-qc/9412048v1 · doi: 10.48550/arxiv.gr-qc/9412048 · pith_short_12: JJ4Z4DCMOC6W · pith_short_16: JJ4Z4DCMOC6WBY7L · pith_short_8: JJ4Z4DCM

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/JJ4Z4DCMOC6WBY7LNCTCDN4F6T \
  | 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: 4a799e0c4c70bd60e3eb68a621b785f4c07267919fd1b58440e01fae27db456c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f387786f094d042a44a63361ecb9d48b0c54db8b436cc16a95b8b4fe608199f0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1994-12-18T07:15:42Z",
    "title_canon_sha256": "d1744b43698924b2b95e9b75030f17e517910b87c80be08094427f063cff19e5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9412048",
    "kind": "arxiv",
    "version": 1
  }
}