Pith Number

pith:ZOPAOIGN

pith:2019:ZOPAOIGNAQY6HT62WZBTCMZSVA

not attested not anchored not stored refs pending

Testing the effect of $H_0$ on $f\sigma_8$ tension using a Gaussian Process method

En-Kun Li, Hongchao Zhang, Lixin Xu, Minghui Du, Zhi-Huan Zhou

arxiv:1911.12076 v2 · 2019-11-27 · 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{ZOPAOIGNAQY6HT62WZBTCMZSVA}

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

2 papers in Pith

Model-independent calibration of Gamma-Ray Bursts with neural networks

In the Realm of the Hubble tension $-$ a Review of Solutions

Receipt and verification

First computed	2026-07-05T02:18:49.829169Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb9e0720cd0431e3cfdab643313332a8276e12c667836a3977162a8d9b43b1f0

Aliases

arxiv: 1911.12076 · arxiv_version: 1911.12076v2 · doi: 10.48550/arxiv.1911.12076 · pith_short_12: ZOPAOIGNAQY6 · pith_short_16: ZOPAOIGNAQY6HT62 · pith_short_8: ZOPAOIGN

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/ZOPAOIGNAQY6HT62WZBTCMZSVA \
  | 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: cb9e0720cd0431e3cfdab643313332a8276e12c667836a3977162a8d9b43b1f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8674bed1f8da10a04d1e8a93f2f80a5bf1b1b8d9ab6bb4e43783a820459611cb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-11-27T11:08:38Z",
    "title_canon_sha256": "d8d1a88de7384fa4cda2b43c9f5c37d01916c1105b03d2cc04bac071a182f8c0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.12076",
    "kind": "arxiv",
    "version": 2
  }
}