Pith Number

pith:JATVI5VT

pith:2011:JATVI5VTUJQST7KOTB5HTLUGKF

not attested not anchored not stored refs pending

Scalar Cosmological Perturbations

Claes Uggla, John Wainwright

arxiv:1112.0880 v1 · 2011-12-05 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JATVI5VTUJQST7KOTB5HTLUGKF}

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	2026-05-18T01:59:17.201135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48275476b3a26129fd4e987a79ae86517b132e6fdd3aa363194bb9067e7a677f

Aliases

arxiv: 1112.0880 · arxiv_version: 1112.0880v1 · doi: 10.48550/arxiv.1112.0880 · pith_short_12: JATVI5VTUJQS · pith_short_16: JATVI5VTUJQST7KO · pith_short_8: JATVI5VT

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/JATVI5VTUJQST7KOTB5HTLUGKF \
  | 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: 48275476b3a26129fd4e987a79ae86517b132e6fdd3aa363194bb9067e7a677f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c4e29a25d1974451d5b1d2487e537fb7f7cc541ac5e7af3a67d4a89ff18aeda",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-12-05T10:34:13Z",
    "title_canon_sha256": "ddbb8e13b31a172262ad75e1ac42420ca278664899fdc3dc905a5aef3b32c162"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.0880",
    "kind": "arxiv",
    "version": 1
  }
}