Pith Number

pith:VFWSJ4IW

pith:2019:VFWSJ4IWI52FFGDGGOHLSP5UHR

not attested not anchored not stored refs pending

Gravitational waves, CMB polarization, and the Hubble tension

Donghui Jeong, Marc Kamionkowski

arxiv:1908.06100 v1 · 2019-08-16 · 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{VFWSJ4IWI52FFGDGGOHLSP5UHR}

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

The Hubble Tension and Early Dark Energy

Receipt and verification

First computed	2026-07-05T00:38:25.981957Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a96d24f1164774529866338eb93fb43c54170168eddff661692c818f1c6b2533

Aliases

arxiv: 1908.06100 · arxiv_version: 1908.06100v1 · doi: 10.48550/arxiv.1908.06100 · pith_short_12: VFWSJ4IWI52F · pith_short_16: VFWSJ4IWI52FFGDG · pith_short_8: VFWSJ4IW

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/VFWSJ4IWI52FFGDGGOHLSP5UHR \
  | 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: a96d24f1164774529866338eb93fb43c54170168eddff661692c818f1c6b2533

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f2b8ec8ae4e6f013609a5d9ca12e5840b0bdedda85a796191663774977e8a09",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-08-16T18:00:01Z",
    "title_canon_sha256": "777849bc5faaa3eef383a65f282bf0cdc04ddcacb63d54e4d0b478fc9a388cdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.06100",
    "kind": "arxiv",
    "version": 1
  }
}