Pith Number

pith:FXWZI6RU

pith:2021:FXWZI6RUEOXR6JJDWRSIPD7QGS

not attested not anchored not stored refs pending

Synergies between low- and intermediate-redshift galaxy populations revealed with unsupervised machine learning

Agnieszka Pollo, Alexander Fritz, Chris A. Collins, Daniela Vergani, Ivan K. Baldry, Janusz Krywult, Katarzyna Ma{\l}ek, Ma{\l}gorzata Siudek, Paulo J. Lisboa, Samir Salim, Sebastian Turner, Steven N. Longmore, Thibaud Moutard

arxiv:2102.05056 v2 · 2021-02-09 · 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{FXWZI6RUEOXR6JJDWRSIPD7QGS}

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	2026-07-05T02:46:44.415477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ded947a3423af1f2523b464878ff034b5ba0ef24249079f0e4a534fdcb2ee4b

Aliases

arxiv: 2102.05056 · arxiv_version: 2102.05056v2 · doi: 10.48550/arxiv.2102.05056 · pith_short_12: FXWZI6RUEOXR · pith_short_16: FXWZI6RUEOXR6JJD · pith_short_8: FXWZI6RU

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/FXWZI6RUEOXR6JJDWRSIPD7QGS \
  | 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: 2ded947a3423af1f2523b464878ff034b5ba0ef24249079f0e4a534fdcb2ee4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "413d1f60ebf4cee1e4e1b6abee76e8fe80e58199a2752064eb224d937ea326f4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-02-09T19:00:02Z",
    "title_canon_sha256": "da83a3fd3da60902821dea9dfdea8cb6108782ad22b9df028440f3a3d016b70f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.05056",
    "kind": "arxiv",
    "version": 2
  }
}