Pith Number

pith:6EZBELQG

pith:2019:6EZBELQGR3PAP3VJZ3FMQQRTUK

not attested not anchored not stored refs pending

Pulsar Timing Array Constraints on Primordial Black Holes with NANOGrav 11-Year Data Set

Chen Yuan, Qing-Guo Huang, Zu-Cheng Chen

arxiv:1910.12239 v4 · 2019-10-27 · astro-ph.CO · gr-qc · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6EZBELQGR3PAP3VJZ3FMQQRTUK}

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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

8 papers in Pith

Ultralight dark matter mixed with primordial black holes

Running into tension: primordial black holes from ultra-slow-roll inflation, spectral running, and the Hubble tension

Probing the scalar-induced gravitational waves with the Five-hundred-meter Aperture Spherical radio Telescope and the Square Kilometer Array

Scalar induced gravitational waves review

Primordial Black Holes as Dark Matter: Recent Developments

Receipt and verification

First computed	2026-07-05T10:39:57.620730Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f132122e068ede07eea9cecac84233a2996ac194fdf5297f93840802d88f2c17

Aliases

arxiv: 1910.12239 · arxiv_version: 1910.12239v4 · doi: 10.48550/arxiv.1910.12239 · pith_short_12: 6EZBELQGR3PA · pith_short_16: 6EZBELQGR3PAP3VJ · pith_short_8: 6EZBELQG

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/6EZBELQGR3PAP3VJZ3FMQQRTUK \
  | 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: f132122e068ede07eea9cecac84233a2996ac194fdf5297f93840802d88f2c17

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fefda2ed2432418ade3bbd073a3569255470715a2b4d1035c585c60225a7c416",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-10-27T11:25:26Z",
    "title_canon_sha256": "9b2f37fa7ea7b1513a6791eea1748bd8e44dd3b269c6892277e18a991e4f31a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.12239",
    "kind": "arxiv",
    "version": 4
  }
}