Pith Number

pith:LU4SIGUQ

pith:2011:LU4SIGUQKCLVQ4DBP46B34Z4NO

not attested not anchored not stored refs pending

Observables in the General Boundary Formulation

Robert Oeckl (UNAM)

arxiv:1101.0367 v2 · 2011-01-01 · hep-th · gr-qc · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LU4SIGUQKCLVQ4DBP46B34Z4NO}

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.

Cited by

1 paper in Pith

(2+1) Lorentzian quantum cosmology from spin-foams: opportunities and obstacles for semi-classicality

Receipt and verification

First computed	2026-05-18T03:46:17.008822Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d39241a9050975870617f3c1df33c6b940c6988c367690ebe8978b40c9fe4e0

Aliases

arxiv: 1101.0367 · arxiv_version: 1101.0367v2 · doi: 10.48550/arxiv.1101.0367 · pith_short_12: LU4SIGUQKCLV · pith_short_16: LU4SIGUQKCLVQ4DB · pith_short_8: LU4SIGUQ

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/LU4SIGUQKCLVQ4DBP46B34Z4NO \
  | 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: 5d39241a9050975870617f3c1df33c6b940c6988c367690ebe8978b40c9fe4e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "086fe160aa612f4b5b1b7edf1fef196aa8ed62a9c05e11e9e01cb62b9efcd584",
    "cross_cats_sorted": [
      "gr-qc",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-01-01T20:05:19Z",
    "title_canon_sha256": "b72798647406ff423505e6cc99476373d98f379081f60e0c68b8a635848c1ffe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.0367",
    "kind": "arxiv",
    "version": 2
  }
}