Pith Number

pith:RKGLADQR

pith:2018:RKGLADQRHIHSGOMZE6XJXXBPM3

not attested not anchored not stored refs pending

Merger history of central galaxies in Semi-Analytic Models of galaxy formation

Abdolhosein Hashemizadeh, Ali A. Dariush, Darren J. Croton, Gary A. Mamon, Habib G. Khosroshahi, Mojtaba Raouf

arxiv:1803.02363 v2 · 2018-03-06 · 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{RKGLADQRHIHSGOMZE6XJXXBPM3}

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	2026-05-18T00:08:15.293866Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a8cb00e113a0f23399927ae9bdc2f66f23b7e3fba051df66519a279aa8fa0b7

Aliases

arxiv: 1803.02363 · arxiv_version: 1803.02363v2 · doi: 10.48550/arxiv.1803.02363 · pith_short_12: RKGLADQRHIHS · pith_short_16: RKGLADQRHIHSGOMZ · pith_short_8: RKGLADQR

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/RKGLADQRHIHSGOMZE6XJXXBPM3 \
  | 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: 8a8cb00e113a0f23399927ae9bdc2f66f23b7e3fba051df66519a279aa8fa0b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80a5b00308934afdd8c84de47aed8be2652f67a489c40fa8da42ee17938aa028",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-03-06T19:00:01Z",
    "title_canon_sha256": "f848a9dc450551c08950838c5cda004c6812d88c6000803a9328b383b3071e9e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02363",
    "kind": "arxiv",
    "version": 2
  }
}