Pith Number

pith:RFQT6MFT

pith:2022:RFQT6MFTQF26FHTACBJ5JM4FVI

not attested not anchored not stored refs pending

Lower bound on the cosmological constant from the classicality of the Early Universe

Jo\~ao Magueijo (Imperial College), Niayesh Afshordi (Waterloo/PI)

arxiv:2209.07914 v2 · 2022-09-16 · 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{RFQT6MFTQF26FHTACBJ5JM4FVI}

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	2026-07-05T05:30:13.489563Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

89613f30b38175e29e601053d4b385aa0475bbf0697c64f5036a69fb004cf601

Aliases

arxiv: 2209.07914 · arxiv_version: 2209.07914v2 · doi: 10.48550/arxiv.2209.07914 · pith_short_12: RFQT6MFTQF26 · pith_short_16: RFQT6MFTQF26FHTA · pith_short_8: RFQT6MFT

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/RFQT6MFTQF26FHTACBJ5JM4FVI \
  | 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: 89613f30b38175e29e601053d4b385aa0475bbf0697c64f5036a69fb004cf601

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab9c46759b4d3e95b526edd99cb6bb682edf17c2723240fbe99c2fd587fbb5fd",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "gr-qc"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2022-09-16T13:28:48Z",
    "title_canon_sha256": "70f168acbbc0c779ce631423aba4061c84d1f3f5d2782f86451cb5db7f274a5d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.07914",
    "kind": "arxiv",
    "version": 2
  }
}