Pith Number

pith:ZKSH2347

pith:2025:ZKSH2347S5VKNETI43FT2OTTHY

not attested not anchored not stored refs pending

The Hubble Space Telescope Survey of M31 Satellite Galaxies IV. Survey Overview and Lifetime Star Formation Histories

A. A. Cole, A. E. 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. J. Durbin, 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:2501.13152 v1 · 2025-01-22 · 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{ZKSH2347S5VKNETI43FT2OTTHY}

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	2026-07-05T10:04:24.312543Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

caa47d6f9f976aa69268e6cb3d3a733e37648c4053406d29e22737269134e9a2

Aliases

arxiv: 2501.13152 · arxiv_version: 2501.13152v1 · doi: 10.48550/arxiv.2501.13152 · pith_short_12: ZKSH2347S5VK · pith_short_16: ZKSH2347S5VKNETI · pith_short_8: ZKSH2347

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/ZKSH2347S5VKNETI43FT2OTTHY \
  | 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: caa47d6f9f976aa69268e6cb3d3a733e37648c4053406d29e22737269134e9a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05fa2285cb37b921618de1c30903536c58b19558552a94c127f3b385d71496e3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2025-01-22T19:00:01Z",
    "title_canon_sha256": "6a68bdc11e100394d838589632ea2ad394d0652969b995ead353f05090f81b17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.13152",
    "kind": "arxiv",
    "version": 1
  }
}