Pith Number

pith:O7U2YQ5X

pith:2003:O7U2YQ5XKBR2IIYI2CIGDBKSRT

not attested not anchored not stored refs pending

Phantom cosmologies

Marek Szydlowski, Mariusz P. Dabrowski, Tomasz Stachowiak

arxiv:hep-th/0307128 v2 · 2003-07-14 · hep-th · astro-ph · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O7U2YQ5XKBR2IIYI2CIGDBKSRT}

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

3 papers in Pith

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

Evolving Dark Energy Is Vacuum Energy After All

Quintom Model Perturbations

Receipt and verification

First computed	2026-07-04T15:23:16.100143Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77e9ac43b75063a42308d0906185528cce7e1fbfd2138b15e7dc7ebb72118120

Aliases

arxiv: hep-th/0307128 · arxiv_version: hep-th/0307128v2 · doi: 10.48550/arxiv.hep-th/0307128 · pith_short_12: O7U2YQ5XKBR2 · pith_short_16: O7U2YQ5XKBR2IIYI · pith_short_8: O7U2YQ5X

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/O7U2YQ5XKBR2IIYI2CIGDBKSRT \
  | 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: 77e9ac43b75063a42308d0906185528cce7e1fbfd2138b15e7dc7ebb72118120

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4da303f9c9b33f67319b3fb6ec46249d9f27117422c7710370817f5da1bb277e",
    "cross_cats_sorted": [
      "astro-ph",
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2003-07-14T17:06:45Z",
    "title_canon_sha256": "96dd37ae2af60dfa778323655b8af71b0d63b0d62a6e087b7bda1e25206a3e7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0307128",
    "kind": "arxiv",
    "version": 2
  }
}