Pith Number

pith:G5IZJXJL

pith:2005:G5IZJXJLX2T6OUV4IY2UNV2J2K

not attested not anchored not stored refs pending

Islands in the Lambda-sea: An alternative cosmological model

Sourish Dutta, Tanmay Vachaspati

arxiv:astro-ph/0501396 v3 · 2005-01-18 · 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{G5IZJXJLX2T6OUV4IY2UNV2J2K}

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	2026-07-04T16:50:39.905878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

375194dd2bbea7e752bc463546d749d28130cb6cdbf107842a52848c2b08d593

Aliases

arxiv: astro-ph/0501396 · arxiv_version: astro-ph/0501396v3 · doi: 10.48550/arxiv.astro-ph/0501396 · pith_short_12: G5IZJXJLX2T6 · pith_short_16: G5IZJXJLX2T6OUV4 · pith_short_8: G5IZJXJL

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/G5IZJXJLX2T6OUV4IY2UNV2J2K \
  | 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: 375194dd2bbea7e752bc463546d749d28130cb6cdbf107842a52848c2b08d593

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c50b7fc91ba8f25007470fb8ec95da6ca32a505ea68624f7be9b589439f59e7",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-01-18T21:24:47Z",
    "title_canon_sha256": "81f6e2690cd5fbb75a5c3bbd65fff69fdd25829b82620386038ac5ce9b200312"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0501396",
    "kind": "arxiv",
    "version": 3
  }
}