Pith Number

pith:CD44OCJR

pith:2022:CD44OCJR2NCOBBHLQVAJYYWCHT

not attested not anchored not stored refs pending

Redshift drift cosmography with ELT and SKAO measurements

B. A. R. Rocha, C. J. A. P. Martins

arxiv:2211.02751 v1 · 2022-11-04 · astro-ph.CO · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CD44OCJR2NCOBBHLQVAJYYWCHT}

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	2026-07-05T05:20:54.956992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10f9c70931d344e084eb85409c62c23cf3109d5b0f8ebe8169573f10f3b585cd

Aliases

arxiv: 2211.02751 · arxiv_version: 2211.02751v1 · doi: 10.48550/arxiv.2211.02751 · pith_short_12: CD44OCJR2NCO · pith_short_16: CD44OCJR2NCOBBHL · pith_short_8: CD44OCJR

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/CD44OCJR2NCOBBHLQVAJYYWCHT \
  | 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: 10f9c70931d344e084eb85409c62c23cf3109d5b0f8ebe8169573f10f3b585cd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4905e14943309af7e4fb97c864b1062ed0f4b8074a04ef7283b36d405375f19",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-11-04T21:00:01Z",
    "title_canon_sha256": "387ab5ffc9abaa37f943d0b12bc8acf282a4d99d12d75231174d1861cf145f58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.02751",
    "kind": "arxiv",
    "version": 1
  }
}