Pith Number

pith:4UZNKINX

pith:1995:4UZNKINXMFDHZMTDMVGBPSVEXX

not attested not anchored not stored refs pending

Making quantum gravity calculable

Florence & Potsdam, Max-Planck Inst.), R. Loll (INFN

arxiv:gr-qc/9511080 v1 · 1995-11-30 · 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{4UZNKINXMFDHZMTDMVGBPSVEXX}

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	2026-05-18T04:24:26.011956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e532d521b761467cb263654c17caa4bdf3306d1af542f73a4933e5bd04223982

Aliases

arxiv: gr-qc/9511080 · arxiv_version: gr-qc/9511080v1 · doi: 10.48550/arxiv.gr-qc/9511080 · pith_short_12: 4UZNKINXMFDH · pith_short_16: 4UZNKINXMFDHZMTD · pith_short_8: 4UZNKINX

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/4UZNKINXMFDHZMTDMVGBPSVEXX \
  | 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: e532d521b761467cb263654c17caa4bdf3306d1af542f73a4933e5bd04223982

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a9ae46fa047d22e95147466d81e8d6d9744c5a7f8771e3b6b0cd565e9e01e0e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1995-11-30T10:08:24Z",
    "title_canon_sha256": "1b78fac669bfc8bdbb9b2a88fbaaec79a96bd83275cb341acca29887dffd0184"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9511080",
    "kind": "arxiv",
    "version": 1
  }
}