Pith Number

pith:FCU42INT

pith:2010:FCU42INTQG3TMEYOZMFHIKB2DC

not attested not anchored not stored refs pending

Cosmic age problem revisited in the holographic dark energy model

Jinglei Cui, Xin Zhang

arxiv:1005.3587 v3 · 2010-05-20 · astro-ph.CO · gr-qc · hep-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{FCU42INTQG3TMEYOZMFHIKB2DC}

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	2026-05-18T04:16:02.563139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28a9cd21b381b736130ecb0a74283a18bbb1698ccd8d6817333d7e33d55d4ee3

Aliases

arxiv: 1005.3587 · arxiv_version: 1005.3587v3 · doi: 10.48550/arxiv.1005.3587 · pith_short_12: FCU42INTQG3T · pith_short_16: FCU42INTQG3TMEYO · pith_short_8: FCU42INT

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/FCU42INTQG3TMEYOZMFHIKB2DC \
  | 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: 28a9cd21b381b736130ecb0a74283a18bbb1698ccd8d6817333d7e33d55d4ee3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdbbe2982f75f9b1d2d27b7ad2442e62a9b8ef5b5c8d04f981c12083352e14f7",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-05-20T04:31:26Z",
    "title_canon_sha256": "94ae69147cdd5daa90e6217e05d0f3e5295156c9aeeb8ed42b8eab9cf5d66c13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.3587",
    "kind": "arxiv",
    "version": 3
  }
}