Pith Number

pith:TBBMHB4W

pith:2017:TBBMHB4WJJWFFFAGMSYZCWWOGD

not attested not anchored not stored refs pending

Galaxy Zoo: major galaxy mergers are not a significant quenching pathway

Alfredo Carpineti, Anna K. Weigel, Brooke D. Simmons, Chris J. Lintott, Kevin Schawinski, Neven Caplar, Rebecca J. Smethurst, Robert C. Nichol, Ross E. Hart, Sandor J. Kruk, Sugata Kaviraj, William C. Keel

arxiv:1708.00866 v1 · 2017-08-02 · 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{TBBMHB4WJJWFFFAGMSYZCWWOGD}

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	2026-05-18T00:36:27.940090Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9842c387964a6c52940664b1915ace30fa823c3bf3f039f77a7b2408f13e8d23

Aliases

arxiv: 1708.00866 · arxiv_version: 1708.00866v1 · doi: 10.48550/arxiv.1708.00866 · pith_short_12: TBBMHB4WJJWF · pith_short_16: TBBMHB4WJJWFFFAG · pith_short_8: TBBMHB4W

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/TBBMHB4WJJWFFFAGMSYZCWWOGD \
  | 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: 9842c387964a6c52940664b1915ace30fa823c3bf3f039f77a7b2408f13e8d23

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a56b8130b1fd3efa8ab5d18bffd53e7adfc7a426c39c6c04ea2d5788bb49ddf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-02T18:00:01Z",
    "title_canon_sha256": "3c955f352719ee7710eedba894a4bb16eea44637975de652db4b8cb43bf4864d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.00866",
    "kind": "arxiv",
    "version": 1
  }
}