Pith Number

pith:RATWBGZS

pith:2022:RATWBGZSM2YD4SFIXKQNHIQ6FE

not attested not anchored not stored refs pending

Tucana B: A Potentially Isolated and Quenched Ultra-faint Dwarf Galaxy at D$\approx$1.4 Mpc

A. Chiti, A. Karunakaran, B. Mutlu-Pakdil, D. Crnojevi\'c, D.J. Sand, F. Wang, J. Yang, K. Spekkens, M.G. Jones, P. Bennet

arxiv:2205.09129 v2 · 2022-05-18 · 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{RATWBGZSM2YD4SFIXKQNHIQ6FE}

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	2026-07-05T04:50:57.200338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8827609b3266b03e48a8baa0d3a21e290e42c5db83ad4f08110631e65283b28d

Aliases

arxiv: 2205.09129 · arxiv_version: 2205.09129v2 · doi: 10.48550/arxiv.2205.09129 · pith_short_12: RATWBGZSM2YD · pith_short_16: RATWBGZSM2YD4SFI · pith_short_8: RATWBGZS

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/RATWBGZSM2YD4SFIXKQNHIQ6FE \
  | 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: 8827609b3266b03e48a8baa0d3a21e290e42c5db83ad4f08110631e65283b28d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b7e62520c251ceb2c386c6e53ffb7c2309dd0ac75f1fc978b013013c4f7cb07d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-05-18T18:00:02Z",
    "title_canon_sha256": "7b290f12b8e5fb364389d75de89bfd83d6937fa4fd0a8e90d5a8d9b120740114"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2205.09129",
    "kind": "arxiv",
    "version": 2
  }
}