Pith Number

pith:NWRUPNDO

pith:2006:NWRUPNDOAWUKJDADBH3CAOXY6D

not attested not anchored not stored refs pending

Why anthropic reasoning cannot predict Lambda

Glenn D. Starkman (Case Western Reserve University, Oxford U.), Roberto Trotta (Oxford University)

arxiv:astro-ph/0607227 v2 · 2006-07-11 · astro-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{NWRUPNDOAWUKJDADBH3CAOXY6D}

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	2026-07-04T15:03:11.207843Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6da347b46e05a8a48c0309f6203af8f0e3cec9cafe642bbcfce5fdc1686fb399

Aliases

arxiv: astro-ph/0607227 · arxiv_version: astro-ph/0607227v2 · doi: 10.48550/arxiv.astro-ph/0607227 · pith_short_12: NWRUPNDOAWUK · pith_short_16: NWRUPNDOAWUKJDAD · pith_short_8: NWRUPNDO

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/NWRUPNDOAWUKJDADBH3CAOXY6D \
  | 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: 6da347b46e05a8a48c0309f6203af8f0e3cec9cafe642bbcfce5fdc1686fb399

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16ef5c1b8c8dddb5b59ae745a878a40c7c6819ef16fdd17259386366228d7075",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-07-11T13:31:46Z",
    "title_canon_sha256": "4dbc8a549fdc007d5213b7d682c1a339c383c55872e32a53be8d468a388f27b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0607227",
    "kind": "arxiv",
    "version": 2
  }
}