Pith Number

pith:F7NKXZYT

pith:2003:F7NKXZYTAVT3FFK7I7J7X5LF7H

not attested not anchored not stored refs pending

Generalized Chaplygin Gas Model: Dark Energy - Dark Matter Unification and CMBR Constraints

A.A. Sen, M.C. Bento, O. Bertolami

arxiv:gr-qc/0305086 v1 · 2003-05-22 · 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{F7NKXZYTAVT3FFK7I7J7X5LF7H}

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

Cosmological searches for the neutrino mass scale and mass ordering

Receipt and verification

First computed	2026-05-18T02:37:30.445915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2fdaabe7130567b2955f47d3fbf565f9de3c5aeddb0d3c5bd0deda10039ac0ab

Aliases

arxiv: gr-qc/0305086 · arxiv_version: gr-qc/0305086v1 · doi: 10.48550/arxiv.gr-qc/0305086 · pith_short_12: F7NKXZYTAVT3 · pith_short_16: F7NKXZYTAVT3FFK7 · pith_short_8: F7NKXZYT

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/F7NKXZYTAVT3FFK7I7J7X5LF7H \
  | 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: 2fdaabe7130567b2955f47d3fbf565f9de3c5aeddb0d3c5bd0deda10039ac0ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c546f310685837f85dec296ef6eaa3c61ba5e57a1da8103f1ff5f258f4c452bd",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-05-22T14:47:16Z",
    "title_canon_sha256": "5d18637b6319a663da7e555cb298aa59af66fcd7f9dca8e79fcba8196017f73b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0305086",
    "kind": "arxiv",
    "version": 1
  }
}