Pith Number

pith:FGJZQK3U

pith:2022:FGJZQK3UGAAJL3L3WYAQO53WRV

not attested not anchored not stored refs pending

TDCOSMO VIII: A key test of systematics in the hierarchical method of time-delay cosmography

Dominique Sluse, Frederic Courbin, Lyne Van de Vyvere, Matthew R. Gomer, Simon Birrer

arxiv:2209.02076 v2 · 2022-09-05 · 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{FGJZQK3UGAAJL3L3WYAQO53WRV}

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	2026-07-05T05:14:22.082064Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2993982b74300095ed7bb6010777768d667974ba1a09808f2543688c705fd6ab

Aliases

arxiv: 2209.02076 · arxiv_version: 2209.02076v2 · doi: 10.48550/arxiv.2209.02076 · pith_short_12: FGJZQK3UGAAJ · pith_short_16: FGJZQK3UGAAJL3L3 · pith_short_8: FGJZQK3U

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/FGJZQK3UGAAJL3L3WYAQO53WRV \
  | 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: 2993982b74300095ed7bb6010777768d667974ba1a09808f2543688c705fd6ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf982438274511b2f8ed424c1976cb36edd2fd3b1505f68e1afdca01f649a2e5",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2022-09-05T18:00:01Z",
    "title_canon_sha256": "adb21c8cd4395761f120d5c66932167285b1d1a65a8f0107f4cf9e3086cca046"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.02076",
    "kind": "arxiv",
    "version": 2
  }
}