Pith Number

pith:AYC4PFR5

pith:2013:AYC4PFR5US7N5O5FL3D5KOVIEL

not attested not anchored not stored refs pending

Aspects of inflation and the very early universe

Raquel H. Ribeiro

arxiv:1309.5399 v1 · 2013-09-20 · 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{AYC4PFR5US7N5O5FL3D5KOVIEL}

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	2026-05-18T03:12:45.752394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0605c7963da4bedebba55ec7d53aa822d3ae88ba468d72595c8491d6a4aa843e

Aliases

arxiv: 1309.5399 · arxiv_version: 1309.5399v1 · doi: 10.48550/arxiv.1309.5399 · pith_short_12: AYC4PFR5US7N · pith_short_16: AYC4PFR5US7N5O5F · pith_short_8: AYC4PFR5

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/AYC4PFR5US7N5O5FL3D5KOVIEL \
  | 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: 0605c7963da4bedebba55ec7d53aa822d3ae88ba468d72595c8491d6a4aa843e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6d43f34cf0a1f3939b1c4150289f178341d56c0008c8fc36cd529ab9be09602",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-09-20T21:28:30Z",
    "title_canon_sha256": "a38f14fd63e05ea8ac84d3f3ddfec942ac8e02786f82694380457a16a8d6ebc9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1309.5399",
    "kind": "arxiv",
    "version": 1
  }
}