Pith Number

pith:U6X3TASH

pith:2016:U6X3TASH37D3GXI7B4JCAEIYJX

not attested not anchored not stored refs pending

Galaxy Zoo: Quantitative Visual Morphological Classifications for 48,000 galaxies from CANDELS

Adriano Fontana, Alice Mortlock, Anton M. Koekemoer, Audrey Galametz, Avishai Dekel Jamie Ownsworth, Bahram Mobasher, B. D. Simmons, Boris H\"au{\ss}ler, Chris Lintott, Christopher J. Conselice, Claudia Scarlata, Coleman Krawczyk, Dale Kocevski, Daniel H. McIntosh, David Koo, Elizabeth McGrath, Eric F. Bell, Guillermo Barro, Henry C. Ferguson, Janine Pforr, Jeffrey A. Newman, Jennifer Lotz, Jeyhan S. Kartaltepe, Karen L. Masters, Kevin Schawinski, Kyle W. Willett, Lucy Fortson, Mara Salvato, Marco Castellano, Mark Mozena, Michael Peth, N. A. Grogin, Nimish P. Hathi, Omar Almaini, Ray A. Lucas, R. J. Smethurst, Robert C. Nichol, Ruth Gr\"utzbauch, Sandra M. Faber, S. J. Kruk, Steven L. Finkelstein, Steven P. Bamford, Stijn Wuyts, Sugata Kaviraj, Tomas Dahlen, Tommy Wiklind, William Hartley, Zachary Rizer

arxiv:1610.03070 v1 · 2016-10-10 · 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{U6X3TASH37D3GXI7B4JCAEIYJX}

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	2026-05-18T00:55:40.853277Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7afb98247dfc7b35d1f0f122011184ded59a239d540ec851542190dca3d33aa

Aliases

arxiv: 1610.03070 · arxiv_version: 1610.03070v1 · doi: 10.48550/arxiv.1610.03070 · pith_short_12: U6X3TASH37D3 · pith_short_16: U6X3TASH37D3GXI7 · pith_short_8: U6X3TASH

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/U6X3TASH37D3GXI7B4JCAEIYJX \
  | 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: a7afb98247dfc7b35d1f0f122011184ded59a239d540ec851542190dca3d33aa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46b43fdfd4a4af6385868cad1a5e4d4e195171ddf54d39b9466a09d87b42d1e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-10T20:00:05Z",
    "title_canon_sha256": "9678dac62e28a91d0d9ed8bc340a0bc5c2e42334427430f2d917dc7761beb5d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.03070",
    "kind": "arxiv",
    "version": 1
  }
}