Pith Number

pith:FAH5IXUZ

pith:2025:FAH5IXUZ5HTISVWN2LQQWEV5JX

not attested not anchored not stored refs pending

Benincasa-Dowker-Glaser causal set actions by quantum counting

Petros Wallden, Sean A. Adamson

arxiv:2505.22217 v2 · 2025-05-28 · 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{FAH5IXUZ5HTISVWN2LQQWEV5JX}

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	2026-05-25T02:01:04.477256Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

280fd45e99e9e68956cdd2e10b12bd4dffa92c1ffe397d1253d9d2cbda62bb83

Aliases

arxiv: 2505.22217 · arxiv_version: 2505.22217v2 · doi: 10.48550/arxiv.2505.22217 · pith_short_12: FAH5IXUZ5HTI · pith_short_16: FAH5IXUZ5HTISVWN · pith_short_8: FAH5IXUZ

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/FAH5IXUZ5HTISVWN2LQQWEV5JX \
  | 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: 280fd45e99e9e68956cdd2e10b12bd4dffa92c1ffe397d1253d9d2cbda62bb83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "221eb1baf9cd7729bd330a05a1e6d49a99a59e1a72c5f8fb18ee0c79e3659b4b",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-05-28T10:50:06Z",
    "title_canon_sha256": "f2d77501d8b2601fe6ffd6a2277e3d0454f151297fa47db088e277881af445af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22217",
    "kind": "arxiv",
    "version": 2
  }
}