Pith Number

pith:RTKH5W4I

pith:2020:RTKH5W4I6PALR4X6HIQMCGKUAU

not attested not anchored not stored refs pending

NANOGrav signal as mergers of Stupendously Large Primordial Black Holes

Albert Sanglas, Nikolaos Triantafyllou, Vicente Atal

arxiv:2012.14721 v1 · 2020-12-29 · astro-ph.CO · 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{RTKH5W4I6PALR4X6HIQMCGKUAU}

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

Shadows of Giants: Constraints on Stupendously Large Black Holes from Negative Sources against the Cosmic Microwave Background

Receipt and verification

First computed	2026-07-05T02:51:13.315360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8cd47edb88f3c0b8f2fe3a20c11954051490aaf9aea17acdf7c41af2b21b5cc5

Aliases

arxiv: 2012.14721 · arxiv_version: 2012.14721v1 · doi: 10.48550/arxiv.2012.14721 · pith_short_12: RTKH5W4I6PAL · pith_short_16: RTKH5W4I6PALR4X6 · pith_short_8: RTKH5W4I

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/RTKH5W4I6PALR4X6HIQMCGKUAU \
  | 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: 8cd47edb88f3c0b8f2fe3a20c11954051490aaf9aea17acdf7c41af2b21b5cc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "df50d4dea85306da666032e0f1bd9754d6fc6dcd6d77b933056bdb578cd8adac",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2020-12-29T12:04:39Z",
    "title_canon_sha256": "f2207dacd2b22380a53de63bb9b8d6595739ea60d7a89807f76cee8e6c509127"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.14721",
    "kind": "arxiv",
    "version": 1
  }
}