Pith Number

pith:N2S3CU25

pith:2023:N2S3CU25PAD7DTKVNMHREHWHPB

not attested not anchored not stored refs pending

The Hubble Space Telescope Survey of M31 Satellite Galaxies II. The Star Formation Histories of Ultra-Faint Dwarf Galaxies

A. A. Cole, A. Dolphin, A. J. Deason, A. L. Dotter, A. McConnachie, A. M. N. Ferguson, A. Savino, A. Wetzel, D. Mackey, D. R. Weisz, E. D. Skillman, E. J. Tollerud, E. N. Kirby, E. Patel, G. Besla, G. F. Lewis, J. Anderson, J. D. Simon, J. S. Bullock, K. M. Gilbert, M. Boylan-Kolchin, M. C. Cooper, M. C. Geha, M. Fardal, M. Jeon, M. J. Irwin, M. L. M. Collins, N. Kallivayalil, N. Martin, P. Guhathakurta, R. Ibata, R. M. Rich, R. P. van der Marel, S. R. Majewski, S. T. Sohn, T. K. Fritz, T. M. Brown

arxiv:2305.13360 v2 · 2023-05-22 · 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{N2S3CU25PAD7DTKVNMHREHWHPB}

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	2026-07-05T06:50:14.868375Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ea5b1535d7807f1cd556b0f121ec7785b9b96eacf7c96ed9aeddf144fa1d0b5

Aliases

arxiv: 2305.13360 · arxiv_version: 2305.13360v2 · doi: 10.48550/arxiv.2305.13360 · pith_short_12: N2S3CU25PAD7 · pith_short_16: N2S3CU25PAD7DTKV · pith_short_8: N2S3CU25

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/N2S3CU25PAD7DTKVNMHREHWHPB \
  | 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: 6ea5b1535d7807f1cd556b0f121ec7785b9b96eacf7c96ed9aeddf144fa1d0b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "063aff39bd10c66ff484326a6b6dc5f632378d260ff0b8539f1c3363699bf853",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2023-05-22T18:00:02Z",
    "title_canon_sha256": "e14e3a6ab0114c98d708faa740bfb51f5bb072fb0af1b95b7b12b1af51aac5b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.13360",
    "kind": "arxiv",
    "version": 2
  }
}