Pith Number

pith:RJPSYIPJ

pith:2019:RJPSYIPJJYZIAOLGUF3ZIWW4TW

not attested not anchored not stored refs pending

Small field models of inflation that predict a tensor-to-scalar ratio $r=0.03$

Ira Wolfson, Ram Brustein

arxiv:1903.11820 v1 · 2019-03-28 · 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{RJPSYIPJJYZIAOLGUF3ZIWW4TW}

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.

Cited by

1 paper in Pith

B-mode Power Spectrum of CMB via Polarized Compton Scattering

Receipt and verification

First computed	2026-07-04T23:58:47.656536Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a5f2c21e94e32803966a177945adc9dba78bac6249662a0c4dafeb5fb229cd2

Aliases

arxiv: 1903.11820 · arxiv_version: 1903.11820v1 · doi: 10.48550/arxiv.1903.11820 · pith_short_12: RJPSYIPJJYZI · pith_short_16: RJPSYIPJJYZIAOLG · pith_short_8: RJPSYIPJ

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/RJPSYIPJJYZIAOLGUF3ZIWW4TW \
  | 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: 8a5f2c21e94e32803966a177945adc9dba78bac6249662a0c4dafeb5fb229cd2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e8f63e72875d96dbefdb4cc8c6c5aab634461c4da25cec6498c18f5b42d7d3b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-03-28T07:54:30Z",
    "title_canon_sha256": "c922fecde892e8f5ee0e59bb0affb2bc87a56b4f47d0ea0d7da27043a64c3ed3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11820",
    "kind": "arxiv",
    "version": 1
  }
}