Pith Number

pith:UP5U4E6I

pith:2004:UP5U4E6INLXJLJL5WMKI76F7NY

not attested not anchored not stored refs pending

Could dark energy be vector-like?

C. Armendariz-Picon

arxiv:astro-ph/0405267 v2 · 2004-05-13 · astro-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{UP5U4E6INLXJLJL5WMKI76F7NY}

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

Constraining Scale-Dependent Growth in $f(R)$ Gravity with Future 21 cm Surveys

Cosmological implications of Bumblebee theory on an FLRW background

Receipt and verification

First computed	2026-07-04T16:43:45.832787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3fb4e13c86aee95a57db3148ff8bf6e1fb4e6f8e062a9cc744c65763c74fb61

Aliases

arxiv: astro-ph/0405267 · arxiv_version: astro-ph/0405267v2 · doi: 10.48550/arxiv.astro-ph/0405267 · pith_short_12: UP5U4E6INLXJ · pith_short_16: UP5U4E6INLXJLJL5 · pith_short_8: UP5U4E6I

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/UP5U4E6INLXJLJL5WMKI76F7NY \
  | 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: a3fb4e13c86aee95a57db3148ff8bf6e1fb4e6f8e062a9cc744c65763c74fb61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cdbad6bfc840594688bcb250ebc496449247a449d696b96155deafc6c7f7ece7",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-05-13T19:54:11Z",
    "title_canon_sha256": "0e9de7b749f8b576ed5e6efd6d86eeeed204d840cc542901200fbe3ab945ff1c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0405267",
    "kind": "arxiv",
    "version": 2
  }
}