Pith Number

pith:WXXTYFQL

pith:2026:WXXTYFQL62CBJWNTMFNDCCR4HY

not attested not anchored not stored refs pending

Cosmological Singularities and Quantum Particles

Alexander Yu. Kamenshchik, Samuel W. P. Oliveira

arxiv:2605.22623 v1 · 2026-05-21 · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WXXTYFQL62CBJWNTMFNDCCR4HY}

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	2026-05-22T01:05:00.984365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5ef3c160bf68414d9b3615a310a3c3e1da1f59220917f3025860b7c4c19a62e

Aliases

arxiv: 2605.22623 · arxiv_version: 2605.22623v1 · doi: 10.48550/arxiv.2605.22623 · pith_short_12: WXXTYFQL62CB · pith_short_16: WXXTYFQL62CBJWNT · pith_short_8: WXXTYFQL

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/WXXTYFQL62CBJWNTMFNDCCR4HY \
  | 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: b5ef3c160bf68414d9b3615a310a3c3e1da1f59220917f3025860b7c4c19a62e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "116b9223f2f581b601dfd35d3ccb9f9724307b2def6182d41ce4dc9c7200e211",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-05-21T15:33:44Z",
    "title_canon_sha256": "25e4dbc4ec1b49b487623b77706d83063c65b3e3abb14ce806fa7103e31986e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22623",
    "kind": "arxiv",
    "version": 1
  }
}