Pith Number

pith:BGXUAR7Q

pith:2006:BGXUAR7QB5YKODEVYK45XSX3NJ

not attested not anchored not stored refs pending

Crossing the Phantom Divide

Domenico Sapone (University of Geneva), Martin Kunz

arxiv:astro-ph/0609040 v2 · 2006-09-04 · astro-ph · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BGXUAR7QB5YKODEVYK45XSX3NJ}

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

4 papers in Pith

Effective Phantom Dark Energy: What Cosmological Reconstruction Does and Does Not Imply

Quintom Model Perturbations

Late-time reconstruction of non-minimally coupled gravity with a smoothness prior

Planck 2018 results. VI. Cosmological parameters

Receipt and verification

First computed	2026-07-04T15:16:52.583194Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

09af4047f00f70a70c95c2b9dbcafb6a57e7335d311febadbf91f17f0712c332

Aliases

arxiv: astro-ph/0609040 · arxiv_version: astro-ph/0609040v2 · doi: 10.48550/arxiv.astro-ph/0609040 · pith_short_12: BGXUAR7QB5YK · pith_short_16: BGXUAR7QB5YKODEV · pith_short_8: BGXUAR7Q

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/BGXUAR7QB5YKODEVYK45XSX3NJ \
  | 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: 09af4047f00f70a70c95c2b9dbcafb6a57e7335d311febadbf91f17f0712c332

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1bfeb211ceba44424fb0bc79584926ec3f8eff15260d01e687b515ea15e91aeb",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-09-04T13:31:34Z",
    "title_canon_sha256": "fb9c2cc000405aff6aad8ff2956d027a1fbe74ca727a0208a70a8849ec0b9a84"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0609040",
    "kind": "arxiv",
    "version": 2
  }
}