Pith Number

pith:2FDJU6CG

pith:2022:2FDJU6CG3OVMJ5KVBFFO2TII5F

not attested not anchored not stored refs pending

Structural parameters and possible association of the Ultra-Faint Dwarfs Pegasus III and Pisces II from deep Hubble Space Telescope photometry

Alis Deason, Andrew Wetzel, Ekta Patel, Elena Sacchi, Erik Tollerud, Evan N. Kirby, Gurtina Besla, Hannah Richstein, Jack T. Warfield, Joshua D. Simon, Marla Geha, Mattia Libralato, Myoungwon Jeon, Nitya Kallivayalil, Paul Zivick, Puragra Guhathakurta, Roeland P. van der Marel, Sangmo Tony Sohn, Tobias Fritz, Yumi Choi

arxiv:2204.01917 v2 · 2022-04-05 · 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{2FDJU6CG3OVMJ5KVBFFO2TII5F}

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	2026-07-05T07:44:51.097715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1469a7846dbaac4f555094aed4d08e97d9ce01619cd6f8ea47d265aabe50c7f

Aliases

arxiv: 2204.01917 · arxiv_version: 2204.01917v2 · doi: 10.48550/arxiv.2204.01917 · pith_short_12: 2FDJU6CG3OVM · pith_short_16: 2FDJU6CG3OVMJ5KV · pith_short_8: 2FDJU6CG

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/2FDJU6CG3OVMJ5KVBFFO2TII5F \
  | 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: d1469a7846dbaac4f555094aed4d08e97d9ce01619cd6f8ea47d265aabe50c7f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5232d7b8d9e3b2120065a44a0a5a5e6f471bf6f160767accfcf75f443fb58532",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-04-05T01:03:02Z",
    "title_canon_sha256": "9f47f1a8b1353d3a968f31c86e958de36650ade0c7c1cf383aa87ddf86aec949"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.01917",
    "kind": "arxiv",
    "version": 2
  }
}