Pith Number

pith:Q2426NHU

pith:2009:Q2426NHU6EMHWQVCS5ENFVPSSY

not attested not anchored not stored refs pending

The generalized second law for the interacting new agegraphic dark energy in a non-flat FRW universe enclosed by the apparent horizon

A. Abdolmaleki, K. Karami

arxiv:0909.2427 v3 · 2009-09-14 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Q2426NHU6EMHWQVCS5ENFVPSSY}

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	2026-05-18T04:24:04.168335Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86b9af34f4f1187b42a29748d2d5f2960d3bd8ec5deb66762e766a763c1f4977

Aliases

arxiv: 0909.2427 · arxiv_version: 0909.2427v3 · doi: 10.48550/arxiv.0909.2427 · pith_short_12: Q2426NHU6EMH · pith_short_16: Q2426NHU6EMHWQVC · pith_short_8: Q2426NHU

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/Q2426NHU6EMHWQVCS5ENFVPSSY \
  | 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: 86b9af34f4f1187b42a29748d2d5f2960d3bd8ec5deb66762e766a763c1f4977

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e03c81ddc7bc72ded968915b7b3e2fab12b58711c005ffb8523a038eb5509197",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-09-14T16:19:13Z",
    "title_canon_sha256": "11354b57eb54016e1dadc5c9bb734fd7777c64f9a3a83d5205034c438d1a535c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2427",
    "kind": "arxiv",
    "version": 3
  }
}