Pith Number

pith:J7ZRYA36

pith:2002:J7ZRYA36GFOJTQUAEI77CZ3FB6

not attested not anchored not stored refs pending

High-redshift objects and the generalized Chaplygin gas

Abha Dev (University of Delhi), Deepak Jain (University of Delhi), J. S. Alcaniz (University of Washington)

arxiv:astro-ph/0210476 v2 · 2002-10-21 · astro-ph · gr-qc · 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{J7ZRYA36GFOJTQUAEI77CZ3FB6}

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.

Receipt and verification

First computed	2026-05-18T04:19:41.673356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ff31c037e315c99c280223ff167650f91273e7aa27761c9701fbd902bd06687

Aliases

arxiv: astro-ph/0210476 · arxiv_version: astro-ph/0210476v2 · doi: 10.48550/arxiv.astro-ph/0210476 · pith_short_12: J7ZRYA36GFOJ · pith_short_16: J7ZRYA36GFOJTQUA · pith_short_8: J7ZRYA36

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/J7ZRYA36GFOJTQUAEI77CZ3FB6 \
  | 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: 4ff31c037e315c99c280223ff167650f91273e7aa27761c9701fbd902bd06687

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b92c537772c4882650e28ea9f3d94b7ba7dba36d8e115584f519bc65459e285e",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-10-21T20:33:17Z",
    "title_canon_sha256": "b3f271b9e3b0f60dd79fb4700ef5639a3f33526b2af54b574599c292c39f6d12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0210476",
    "kind": "arxiv",
    "version": 2
  }
}