Pith Number

pith:K2CYXII3

pith:2009:K2CYXII334I4KKTD6B56TSO227

not attested not anchored not stored refs pending

Inflation, quantum fields, and CMB anisotropies

Gonzalo J. Olmo, Ivan Agullo, Jose Navarro-Salas, Leonard Parker

arxiv:0909.0026 v1 · 2009-09-01 · 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{K2CYXII334I4KKTD6B56TSO227}

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	2026-05-18T02:34:37.000976Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

56858ba11bdf11c52a63f07be9c9dad7ff7bf74e900ca78d9743b43acaddf3c5

Aliases

arxiv: 0909.0026 · arxiv_version: 0909.0026v1 · doi: 10.48550/arxiv.0909.0026 · pith_short_12: K2CYXII334I4 · pith_short_16: K2CYXII334I4KKTD · pith_short_8: K2CYXII3

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/K2CYXII334I4KKTD6B56TSO227 \
  | 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: 56858ba11bdf11c52a63f07be9c9dad7ff7bf74e900ca78d9743b43acaddf3c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20123e76df269961eff1f605185e1da591820cba60f909f0a248a60d58c32e97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-09-01T14:16:59Z",
    "title_canon_sha256": "c196d951bd8bbac781b72a950bf9c44220f3372a8cfa5a73605851cb4e3ea8bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0026",
    "kind": "arxiv",
    "version": 1
  }
}