Pith Number

pith:AOLGJWBF

pith:2016:AOLGJWBFGPDWHILDSRCFXTCJC3

not attested not anchored not stored refs pending

The origin of the $\alpha$-enhancement of massive galaxies

Joop Schaye, Marijke C. Segers, Matthieu Schaller, Richard G. Bower, Robert A. Crain, Tom Theuns

arxiv:1603.05653 v3 · 2016-03-17 · 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{AOLGJWBFGPDWHILDSRCFXTCJC3}

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	2026-05-18T01:12:48.728342Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

039664d82533c763a16394445bcc4916e3247b15fead1c03f5f11a14dbf289f2

Aliases

arxiv: 1603.05653 · arxiv_version: 1603.05653v3 · doi: 10.48550/arxiv.1603.05653 · pith_short_12: AOLGJWBFGPDW · pith_short_16: AOLGJWBFGPDWHILD · pith_short_8: AOLGJWBF

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/AOLGJWBFGPDWHILDSRCFXTCJC3 \
  | 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: 039664d82533c763a16394445bcc4916e3247b15fead1c03f5f11a14dbf289f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63214adb4014cc6473190f0f5595895b2b65687e90f116c9f04ba31f931d0081",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-03-17T20:00:01Z",
    "title_canon_sha256": "a9d89bf3ee122434f547adf50eb0dd03c925d6835721a3592073224916d67ae7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.05653",
    "kind": "arxiv",
    "version": 3
  }
}