Pith Number

pith:32I6F2V5

pith:2022:32I6F2V5DU23YF5CFQ2DKIUI6R

not attested not anchored not stored refs pending

Constraining the Hubble constant and its lower limit from the proper motion of extragalactic radio jets

Alvina Y. L. On, Bjorn Jasper R. Raquel, Bo-Han Chen, Cossas K.-W. Wu, Daryl Joe D. Santos, Ece Kilerci, Seong Jin Kim, Simon C.-C. Ho, Tetsuya Hashimoto, Tiger Yu-Yang Hsiao, Ting-Yi Lu, Tomotsugu Goto, Yi Hang Valerie Wong, Yu-Wei Lin

arxiv:2209.05008 v1 · 2022-09-12 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{32I6F2V5DU23YF5CFQ2DKIUI6R}

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.

Receipt and verification

First computed	2026-07-05T04:56:25.492422Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de91e2eabd1d35bc17a22c34352288f472fbcf41568cb60f0f7fbdd0c0cdc8ab

Aliases

arxiv: 2209.05008 · arxiv_version: 2209.05008v1 · doi: 10.48550/arxiv.2209.05008 · pith_short_12: 32I6F2V5DU23 · pith_short_16: 32I6F2V5DU23YF5C · pith_short_8: 32I6F2V5

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/32I6F2V5DU23YF5CFQ2DKIUI6R \
  | 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: de91e2eabd1d35bc17a22c34352288f472fbcf41568cb60f0f7fbdd0c0cdc8ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5964575b9790da5530ba0ff2802d3c96afdc66393136532bc6c298ec4e4fe3c9",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-09-12T03:55:36Z",
    "title_canon_sha256": "79abd686d4d56b307715dc6fe096c1dd4cc43d586e838b9e193b2a2e681f3889"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.05008",
    "kind": "arxiv",
    "version": 1
  }
}