Pith Number

pith:LCVHMT25

pith:2004:LCVHMT25Z6GFP6IQRWIFYFHQ34

not attested not anchored not stored refs pending

Can we be tricked into thinking that w is less than -1?

Antonio De Felice, Mark Trodden, Sean M. Carroll

arxiv:astro-ph/0408081 v2 · 2004-08-04 · 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{LCVHMT25Z6GFP6IQRWIFYFHQ34}

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

Reanalyzing DESI DR1: 2. Constraints on Dark Energy, Spatial Curvature, and Neutrino Masses

Receipt and verification

First computed	2026-07-04T15:26:26.719672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

58aa764f5dcf8c57f9108d905c14f0df11545b5ba5ed4bcfa68ddf233ec01277

Aliases

arxiv: astro-ph/0408081 · arxiv_version: astro-ph/0408081v2 · doi: 10.48550/arxiv.astro-ph/0408081 · pith_short_12: LCVHMT25Z6GF · pith_short_16: LCVHMT25Z6GFP6IQ · pith_short_8: LCVHMT25

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/LCVHMT25Z6GFP6IQRWIFYFHQ34 \
  | 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: 58aa764f5dcf8c57f9108d905c14f0df11545b5ba5ed4bcfa68ddf233ec01277

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7033926d53d9efdc291e603783b8bfa7a983fa5b4a16939e47dd7e35e08a66ad",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-08-04T13:42:48Z",
    "title_canon_sha256": "e92aa68683218333251c8716afad8c3f5aee16966a09660cb969fdd517f1bbb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0408081",
    "kind": "arxiv",
    "version": 2
  }
}