Pith Number

pith:UR66PYPQ

pith:2023:UR66PYPQVJG3H5GGPNYZVQL43P

not attested not anchored not stored refs pending

Momentum-space entanglement entropy in de Sitter

Jaime Calder\'on-Figueroa, Moatasem Hassan, Suddhasattwa Brahma, Xuan Mi

arxiv:2302.13894 v1 · 2023-02-27 · hep-th · astro-ph.CO · 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{UR66PYPQVJG3H5GGPNYZVQL43P}

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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.

Cited by

1 paper in Pith

Hidden quantum-informatic symmetries of quasi-de Sitter backgrounds

Receipt and verification

First computed	2026-07-05T05:45:52.055454Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a47de7e1f0aa4db3f4c67b719ac17cdbcbdb7e50ecf29816567ba04526f5775f

Aliases

arxiv: 2302.13894 · arxiv_version: 2302.13894v1 · doi: 10.48550/arxiv.2302.13894 · pith_short_12: UR66PYPQVJG3 · pith_short_16: UR66PYPQVJG3H5GG · pith_short_8: UR66PYPQ

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/UR66PYPQVJG3H5GGPNYZVQL43P \
  | 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: a47de7e1f0aa4db3f4c67b719ac17cdbcbdb7e50ecf29816567ba04526f5775f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e6aa015909357da6ac711da34b6e8d903c003cb0fa3a17a06e7a085dcdada14",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2023-02-27T15:38:24Z",
    "title_canon_sha256": "077873d0c79438a078ebb4d47283d848aef43bc6214ac0a85ae5d68a91ef647e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.13894",
    "kind": "arxiv",
    "version": 1
  }
}