Pith Number

pith:2RPTUWCR

pith:2006:2RPTUWCRMBHEU5AE7LLWR2B4MM

not attested not anchored not stored refs pending

A solution to the cosmological constant problem

Tomislav Prokopec (Utrecht University)

arxiv:gr-qc/0603088 v1 · 2006-03-22 · gr-qc · astro-ph · hep-ph · 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{2RPTUWCRMBHEU5AE7LLWR2B4MM}

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	2026-05-18T01:06:45.311385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d45f3a5851604e4a7404fad768e83c6303a49195d9bc07073fc0fac38cae5b63

Aliases

arxiv: gr-qc/0603088 · arxiv_version: gr-qc/0603088v1 · doi: 10.48550/arxiv.gr-qc/0603088 · pith_short_12: 2RPTUWCRMBHE · pith_short_16: 2RPTUWCRMBHEU5AE · pith_short_8: 2RPTUWCR

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/2RPTUWCRMBHEU5AE7LLWR2B4MM \
  | 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: d45f3a5851604e4a7404fad768e83c6303a49195d9bc07073fc0fac38cae5b63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "675636154bc689abb942ead5f4cd2992f94defc705aa9ecab98ca814cb7cf7c8",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2006-03-22T15:01:29Z",
    "title_canon_sha256": "805377a4d0788cc5990f56b7b94e1148bb42aaab5b199a57c4583e86a2f05d68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0603088",
    "kind": "arxiv",
    "version": 1
  }
}