Pith Number

pith:XWRH573X

pith:2007:XWRH573XMHX4FWU4AIGGSB4NN3

not attested not anchored not stored refs pending

A fundamental explanation for the tiny value of the cosmological constant

Claudio Nassif

arxiv:0705.4315 v7 · 2007-05-29 · physics.gen-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XWRH573XMHX4FWU4AIGGSB4NN3}

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	2026-05-18T04:09:16.436212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bda27eff7761efc2da9c020c69078d6eecad55dfda2fecedfeda09ef1bae2439

Aliases

arxiv: 0705.4315 · arxiv_version: 0705.4315v7 · doi: 10.48550/arxiv.0705.4315 · pith_short_12: XWRH573XMHX4 · pith_short_16: XWRH573XMHX4FWU4 · pith_short_8: XWRH573X

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/XWRH573XMHX4FWU4AIGGSB4NN3 \
  | 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: bda27eff7761efc2da9c020c69078d6eecad55dfda2fecedfeda09ef1bae2439

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da071aba516594e467e7c6352cd05e6924bd3c8f8ae973808aa459686d122ef4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "physics.gen-ph",
    "submitted_at": "2007-05-29T23:14:23Z",
    "title_canon_sha256": "58334f01bbf87ac864da86072ecb40279f8f2590ce5b9fe70955033b99a85ce6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.4315",
    "kind": "arxiv",
    "version": 7
  }
}