Pith Number

pith:AUPT5QYO

pith:2016:AUPT5QYOP4I42FANSVMY3IG646

not attested not anchored not stored refs pending

The Relation between Galaxy Structure and Spectral Type: Implications for the Buildup of the Quiescent Galaxy Population at 0.5<z<2.0

Arjen van der Wel, Katherine Whitaker, Mariska Kriek, Michael Yano

arxiv:1601.02629 v1 · 2016-01-11 · 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{AUPT5QYOP4I42FANSVMY3IG646}

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	2026-05-18T01:20:32.253915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

051f3ec30e7f11cd140d95598da0dee7b9310d2fc3a06af3f06fc5b7a05649b1

Aliases

arxiv: 1601.02629 · arxiv_version: 1601.02629v1 · doi: 10.48550/arxiv.1601.02629 · pith_short_12: AUPT5QYOP4I4 · pith_short_16: AUPT5QYOP4I42FAN · pith_short_8: AUPT5QYO

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/AUPT5QYOP4I42FANSVMY3IG646 \
  | 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: 051f3ec30e7f11cd140d95598da0dee7b9310d2fc3a06af3f06fc5b7a05649b1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2ecfbd117443857afbe24d78160f0106b9be723b674a1ebcdd7c73fbc23dc0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-01-11T21:00:10Z",
    "title_canon_sha256": "078ea9bbe1654b456ab925872ab76a7b2b5ae0d9a7eac60c309cb2abe524116a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02629",
    "kind": "arxiv",
    "version": 1
  }
}