Pith Number

pith:WSYJT4IP

pith:2019:WSYJT4IPUGG5RYHJM527JSOZI7

not attested not anchored not stored refs pending

Is the expansion of the universe accelerating? All signs still point to yes a local dipole anisotropy cannot explain dark energy

David Rubin, Jessica Heitlauf

arxiv:1912.02191 v2 · 2019-12-04 · 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{WSYJT4IPUGG5RYHJM527JSOZI7}

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

Anisotropy in Pantheon+ supernovae

Receipt and verification

First computed	2026-07-05T01:02:06.816727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4b099f10fa18dd8e0e96775f4c9d947cf4608029550d69ece658d818c2e09f8

Aliases

arxiv: 1912.02191 · arxiv_version: 1912.02191v2 · doi: 10.48550/arxiv.1912.02191 · pith_short_12: WSYJT4IPUGG5 · pith_short_16: WSYJT4IPUGG5RYHJ · pith_short_8: WSYJT4IP

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/WSYJT4IPUGG5RYHJM527JSOZI7 \
  | 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: b4b099f10fa18dd8e0e96775f4c9d947cf4608029550d69ece658d818c2e09f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "41153a5c9e52fd4f51b74c37f6104b13d6fe233661d0e9405adbf85943728adf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2019-12-04T19:00:01Z",
    "title_canon_sha256": "e0943a0c47e52f855189eb6998824d8e6e6139ce00cf09edee8b6e7fb4f41bb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.02191",
    "kind": "arxiv",
    "version": 2
  }
}