Pith Number

pith:IM2PJPZ2

pith:2026:IM2PJPZ2QRJN73KAUOPAKTHS3S

not attested not anchored not stored refs pending

Indefinite probabilities in quantum spacetime: A deepening of unpredictability

Domenico Frattulillo, Giuseppe Fabiano, Vittorio D'Esposito

arxiv:2605.23862 v1 · 2026-05-22 · 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{IM2PJPZ2QRJN73KAUOPAKTHS3S}

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	2026-05-25T02:02:36.596694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4334f4bf3a8452dfed40a39e054cf2dcbc58d9c2fb4d34c5ab90ec4ca64889f4

Aliases

arxiv: 2605.23862 · arxiv_version: 2605.23862v1 · doi: 10.48550/arxiv.2605.23862 · pith_short_12: IM2PJPZ2QRJN · pith_short_16: IM2PJPZ2QRJN73KA · pith_short_8: IM2PJPZ2

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/IM2PJPZ2QRJN73KAUOPAKTHS3S \
  | 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: 4334f4bf3a8452dfed40a39e054cf2dcbc58d9c2fb4d34c5ab90ec4ca64889f4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "866ccf2c5b343611bb792e00d54e2dd67afffdfdb04945b8b4b47573baa8d52c",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-22T17:20:58Z",
    "title_canon_sha256": "8669dbe59af4de3c41b464e1dc9d8678309003cafd8c07a06c6245e8c136be74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.23862",
    "kind": "arxiv",
    "version": 1
  }
}