Pith Number

pith:V37NRW6N

pith:2012:V37NRW6NVCQR3SS5UAVIRWNBSF

not attested not anchored not stored refs pending

A cosmological concordance model with dynamical vacuum term

C. Pigozzo, H. A. Borges, J. C. Fabris, J. S. Alcaniz, S. Carneiro, W. Zimdahl

arxiv:1201.5919 v2 · 2012-01-28 · astro-ph.CO · gr-qc · 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{V37NRW6NVCQR3SS5UAVIRWNBSF}

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	2026-05-18T03:46:31.390583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aefed8dbcda8a11dca5da02a88d9a1916021aee6a072b024875844bba9305f47

Aliases

arxiv: 1201.5919 · arxiv_version: 1201.5919v2 · doi: 10.48550/arxiv.1201.5919 · pith_short_12: V37NRW6NVCQR · pith_short_16: V37NRW6NVCQR3SS5 · pith_short_8: V37NRW6N

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/V37NRW6NVCQR3SS5UAVIRWNBSF \
  | 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: aefed8dbcda8a11dca5da02a88d9a1916021aee6a072b024875844bba9305f47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aab8d51d44e04ae94cff1c3c063bc09a7c2852d678d9284b9254d0cba8a85bdd",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-28T01:42:52Z",
    "title_canon_sha256": "e3ac0681dc17e2887193db4ab17e382971ed30ba71819a1807ebfdf45d058def"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.5919",
    "kind": "arxiv",
    "version": 2
  }
}