Pith Number

pith:HV6ORM4Z

pith:2009:HV6ORM4Z6Z22SJLEIHS2WBDQD6

not attested not anchored not stored refs pending

Cosmological constant, violation of cosmological isotropy and CMB

Ariel R. Zhitnitsky, Federico R. Urban

arxiv:0906.3546 v2 · 2009-06-18 · astro-ph.CO · gr-qc · hep-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{HV6ORM4Z6Z22SJLEIHS2WBDQD6}

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	2026-05-18T04:18:24.329460Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d7ce8b399f675a9256441e5ab04701f943e88c58f7f7fefc644a2f03d470d12

Aliases

arxiv: 0906.3546 · arxiv_version: 0906.3546v2 · doi: 10.48550/arxiv.0906.3546 · pith_short_12: HV6ORM4Z6Z22 · pith_short_16: HV6ORM4Z6Z22SJLE · pith_short_8: HV6ORM4Z

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/HV6ORM4Z6Z22SJLEIHS2WBDQD6 \
  | 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: 3d7ce8b399f675a9256441e5ab04701f943e88c58f7f7fefc644a2f03d470d12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f26a85bc6968ea91816c41b32f66761f610d91c334334b719be98cdeaca13db8",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-18T23:09:30Z",
    "title_canon_sha256": "da7667bf04e8e32cc807e5175f670209b46ea28dffdcd1233fe95d06a3a4b5ef"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.3546",
    "kind": "arxiv",
    "version": 2
  }
}