Pith Number

pith:AOO5LRWE

pith:2022:AOO5LRWESJKTZGZU7C2DSFV2NP

not attested not anchored not stored refs pending

A model of quantum spacetime

Augusto Smerzi, Tommaso Favalli

arxiv:2207.01005 v3 · 2022-07-03 · quant-ph · 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{AOO5LRWESJKTZGZU7C2DSFV2NP}

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	2026-07-05T05:14:35.535294Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

039dd5c6c492553c9b34f8b43916ba6bfcb67c5717e9481ef643ef0356097ee0

Aliases

arxiv: 2207.01005 · arxiv_version: 2207.01005v3 · doi: 10.48550/arxiv.2207.01005 · pith_short_12: AOO5LRWESJKT · pith_short_16: AOO5LRWESJKTZGZU · pith_short_8: AOO5LRWE

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/AOO5LRWESJKTZGZU7C2DSFV2NP \
  | 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: 039dd5c6c492553c9b34f8b43916ba6bfcb67c5717e9481ef643ef0356097ee0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9c08f7e8479e01886005dfc8a5af1393c11320b89b001a2f59d831f1dfd61c70",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-07-03T10:40:45Z",
    "title_canon_sha256": "a066bd4725f23004360b51095237e57e63f8581fd1edf2afa4795b4e8ec53628"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.01005",
    "kind": "arxiv",
    "version": 3
  }
}