Pith Number

pith:XD4DENGS

pith:2016:XD4DENGSSRQMQB43MSU4CF2RG3

not attested not anchored not stored refs pending

Evidence for Planck-scale resonant particle production during inflation from the CMB power spectrum

Grant J. Mathews, Kiyotomo Ichiki, Mayukh R. Gangopadhyay, Toshitaka Kajino

arxiv:1604.03174 v1 · 2016-04-11 · 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{XD4DENGSSRQMQB43MSU4CF2RG3}

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	2026-05-18T01:17:16.257528Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8f83234d29460c8079b64a9c1175136c04eb00d2c70b6ef1af162d29f258145

Aliases

arxiv: 1604.03174 · arxiv_version: 1604.03174v1 · doi: 10.48550/arxiv.1604.03174 · pith_short_12: XD4DENGSSRQM · pith_short_16: XD4DENGSSRQMQB43 · pith_short_8: XD4DENGS

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/XD4DENGSSRQMQB43MSU4CF2RG3 \
  | 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: b8f83234d29460c8079b64a9c1175136c04eb00d2c70b6ef1af162d29f258145

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32f4cd1ada5d31900e667ab4517f61b1d6b3f8bfc18d6f65658994aa92eae217",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2016-04-11T23:20:09Z",
    "title_canon_sha256": "d506454e0f777cc4546e973b679ca855080daa15f7f2f7a7ee869ba0ac7b543d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03174",
    "kind": "arxiv",
    "version": 1
  }
}