Pith Number

pith:6PQI3657

pith:2011:6PQI36573VF6Q4N3GX66WIHS4S

not attested not anchored not stored refs pending

Cosmic curvature from de Sitter equilibrium cosmology

Andreas Albrecht

arxiv:1104.3315 v2 · 2011-04-17 · astro-ph.CO · 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{6PQI36573VF6Q4N3GX66WIHS4S}

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	2026-05-18T03:23:34.701164Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3e08dfbbfdd4be871bb35fdeb20f2e489136f93b0023c0c0c57086c449322d8

Aliases

arxiv: 1104.3315 · arxiv_version: 1104.3315v2 · doi: 10.48550/arxiv.1104.3315 · pith_short_12: 6PQI36573VF6 · pith_short_16: 6PQI36573VF6Q4N3 · pith_short_8: 6PQI3657

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/6PQI36573VF6Q4N3GX66WIHS4S \
  | 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: f3e08dfbbfdd4be871bb35fdeb20f2e489136f93b0023c0c0c57086c449322d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc5a39ba0941ece6744ff13de3fdbbaa12c9ac1f39893a2cd22f05d4c3037360",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-04-17T13:08:22Z",
    "title_canon_sha256": "294ea5de318d5aa70263100545bca5477e3de14ab038eb1e82d5f5f85f145d0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.3315",
    "kind": "arxiv",
    "version": 2
  }
}