Pith Number

pith:EXHKTCNK

pith:2025:EXHKTCNKRV24T5WYWF3D74KKNU

not attested not anchored not stored refs pending

Observables are glocal

Andrea Di Biagio, Emil Broukal, Eugenio Bianchi, Marios Christodoulou

arxiv:2508.02346 v2 · 2025-08-04 · 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{EXHKTCNKRV24T5WYWF3D74KKNU}

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	2026-06-30T02:18:04.676337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25cea989aa8d75c9f6d8b1763ff14a6d1b31640562cd19ae67ab245a33557771

Aliases

arxiv: 2508.02346 · arxiv_version: 2508.02346v2 · doi: 10.48550/arxiv.2508.02346 · pith_short_12: EXHKTCNKRV24 · pith_short_16: EXHKTCNKRV24T5WY · pith_short_8: EXHKTCNK

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/EXHKTCNKRV24T5WYWF3D74KKNU \
  | 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: 25cea989aa8d75c9f6d8b1763ff14a6d1b31640562cd19ae67ab245a33557771

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad56ef2e1cc1a6bbd69e66d345a300d5aaa3c68b49bef19676dcdb50871be0fb",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-08-04T12:28:42Z",
    "title_canon_sha256": "98d975d4277e263ad782012f77caaf93122c98cba475e113628e012d547deab4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.02346",
    "kind": "arxiv",
    "version": 2
  }
}