Pith Number

pith:L6GPZUZW

pith:2008:L6GPZUZWBUXAAF3KQHMVE54ZR5

not attested not anchored not stored refs pending

Avoiding the dark energy coincidence problem with a cosmic vector

Antonio L. Maroto, Jose Beltran Jimenez

arxiv:0812.1970 v1 · 2008-12-10 · astro-ph · 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{L6GPZUZWBUXAAF3KQHMVE54ZR5}

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	2026-05-18T02:15:11.011723Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f8cfcd3360d2e00176a81d95277998f785861ceaceef99baae0f13a9f9eb1d0

Aliases

arxiv: 0812.1970 · arxiv_version: 0812.1970v1 · doi: 10.48550/arxiv.0812.1970 · pith_short_12: L6GPZUZWBUXA · pith_short_16: L6GPZUZWBUXAAF3K · pith_short_8: L6GPZUZW

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/L6GPZUZWBUXAAF3KQHMVE54ZR5 \
  | 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: 5f8cfcd3360d2e00176a81d95277998f785861ceaceef99baae0f13a9f9eb1d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "770d25e144f25473a601059e3a19391ad0a578bfedf8ff8b9f1e761f78b97c83",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-12-10T17:17:09Z",
    "title_canon_sha256": "943689a228f2459efe56a4f820cb0bf3b59fff0b1dafe8596ada8a9e44c0a478"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0812.1970",
    "kind": "arxiv",
    "version": 1
  }
}