Pith Number

pith:3SZT3F3W

pith:2025:3SZT3F3W5JBILX5ZQFYYVOYM4L

not attested not anchored not stored refs pending

Dynamical dark energy from an ultralight axion

Hoang Nhan Luu, S.-H. Henry Tye, Yu-Cheng Qiu

arxiv:2503.18120 v3 · 2025-03-23 · hep-ph · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3SZT3F3W5JBILX5ZQFYYVOYM4L}

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

5 papers in Pith

The Status of Single Scalar Field Dark Energy

Natural Inflation with a negative cosmological constant

New Insights into Dark Energy from DESI DR2 with CMB and SNIa

Axions as Dark Matter, Dark Energy, and Dark Radiation

Bounding axion dark energy

Receipt and verification

First computed	2026-07-05T11:24:52.943787Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcb33d9776ea4285dfb981718abb0ce2f4f43c335fe64a7837c2ffab7e90da7b

Aliases

arxiv: 2503.18120 · arxiv_version: 2503.18120v3 · doi: 10.48550/arxiv.2503.18120 · pith_short_12: 3SZT3F3W5JBI · pith_short_16: 3SZT3F3W5JBILX5Z · pith_short_8: 3SZT3F3W

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/3SZT3F3W5JBILX5ZQFYYVOYM4L \
  | 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: dcb33d9776ea4285dfb981718abb0ce2f4f43c335fe64a7837c2ffab7e90da7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faf42c19ed056953add608353547b79af278ff54590aaf2580b0470938be99dd",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2025-03-23T15:53:49Z",
    "title_canon_sha256": "4b9d6c70354aa1dc48849f92619ac8a6b85b93ff627c886740405a8a227a6db8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.18120",
    "kind": "arxiv",
    "version": 3
  }
}