Pith Number

pith:IW5P4QWD

pith:2002:IW5P4QWDXXVPRRW5AGD77YQVCC

not attested not anchored not stored refs pending

The State of the Dark Energy Equation of State

Alessandro Melchiorri, Carolina J. Odman, Laura Mersini, Mark Trodden

arxiv:astro-ph/0211522 v3 · 2002-11-24 · astro-ph · 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{IW5P4QWDXXVPRRW5AGD77YQVCC}

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.

Cited by

1 paper in Pith

Dark Energy from Time Crystals

Receipt and verification

First computed	2026-07-04T15:18:02.547715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45bafe42c3bdeaf8c6dd0187ffe21510a24e2272eddf48bd305da0fd10c35d8f

Aliases

arxiv: astro-ph/0211522 · arxiv_version: astro-ph/0211522v3 · doi: 10.48550/arxiv.astro-ph/0211522 · pith_short_12: IW5P4QWDXXVP · pith_short_16: IW5P4QWDXXVPRRW5 · pith_short_8: IW5P4QWD

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/IW5P4QWDXXVPRRW5AGD77YQVCC \
  | 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: 45bafe42c3bdeaf8c6dd0187ffe21510a24e2272eddf48bd305da0fd10c35d8f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6515d290d5a337b56f714d60d15fe64202e7c878187d19f390a4975664714dd",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-11-24T16:57:08Z",
    "title_canon_sha256": "87154a2362cdc5f49c571af728045e93535ab333faa98392766b3df9e4bd9116"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0211522",
    "kind": "arxiv",
    "version": 3
  }
}