Pith Number

pith:E7P32M4U

pith:2004:E7P32M4ULXJOQGNQMBDPJP23SY

not attested not anchored not stored refs pending

WMAP constraints on low redshift evolution of dark energy

H.K.Jassal, J.S.Bagla, T.Padmanabhan

arxiv:astro-ph/0404378 v2 · 2004-04-20 · astro-ph · 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{E7P32M4ULXJOQGNQMBDPJP23SY}

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

2 papers in Pith

Data-Driven Discovery of a Simple Phantom-Crossing Dark Energy Parametrization

Physics-guided discovery of dynamical dark-energy equations of state through iterative AI reasoning

Receipt and verification

First computed	2026-07-04T14:13:26.285279Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27dfbd33945dd2e819b06046f4bf5b961316354db08c7a752a7a1d285ce4b667

Aliases

arxiv: astro-ph/0404378 · arxiv_version: astro-ph/0404378v2 · doi: 10.48550/arxiv.astro-ph/0404378 · pith_short_12: E7P32M4ULXJO · pith_short_16: E7P32M4ULXJOQGNQ · pith_short_8: E7P32M4U

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/E7P32M4ULXJOQGNQMBDPJP23SY \
  | 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: 27dfbd33945dd2e819b06046f4bf5b961316354db08c7a752a7a1d285ce4b667

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5447c88dc98d77859d9c0ba9e62dc530b33c1d5046fe4767eae0eb3ef2d60afe",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-04-20T11:08:17Z",
    "title_canon_sha256": "4a7058eb064e7a1151d1832c8e34fd8b8ac3512de6fc1fe4abb761a65fa217f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0404378",
    "kind": "arxiv",
    "version": 2
  }
}