Pith Number

pith:H5ODIVVE

pith:2017:H5ODIVVEJATPI27QIDH4FSBTAG

not attested not anchored not stored refs pending

Observable tensor-to-scalar ratio and secondary gravitational wave background

Anupam Mazumdar, Arindam Chatterjee

arxiv:1708.07293 v1 · 2017-08-24 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H5ODIVVEJATPI27QIDH4FSBTAG}

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	2026-05-18T00:20:06.544747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f5c3456a44826f46bf040cfc2c83301951286210198c667356d23179e42c02b

Aliases

arxiv: 1708.07293 · arxiv_version: 1708.07293v1 · doi: 10.48550/arxiv.1708.07293 · pith_short_12: H5ODIVVEJATP · pith_short_16: H5ODIVVEJATPI27Q · pith_short_8: H5ODIVVE

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/H5ODIVVEJATPI27QIDH4FSBTAG \
  | 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: 3f5c3456a44826f46bf040cfc2c83301951286210198c667356d23179e42c02b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17d37dcaf47c87fc7bf3a2c587909711ac8ea681aaf925c9d418c373b53476d3",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2017-08-24T07:01:02Z",
    "title_canon_sha256": "97675abfa5ad887767592e0ce8d951623bdfd19bb04374ec699d8965ed7d3ef1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.07293",
    "kind": "arxiv",
    "version": 1
  }
}