Pith Number

pith:4JCJ3YYN

pith:2017:4JCJ3YYNEJFMYZNCOLRZO63A5C

not attested not anchored not stored refs pending

Galaxy evolution in merging clusters: The passive core of the "Train Wreck" cluster of galaxies, A520

Alexis Finoguenov, Antti Tamm, Bodo Ziegler, Boris Deshev, Byeong-Gon Park, Changbom Park, Christopher Haines, Ho Seong Hwang, Maret Einasto, Miguel Verdugo, Narae Hwang, Peter Kamphuis

arxiv:1707.03208 v2 · 2017-07-11 · 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{4JCJ3YYNEJFMYZNCOLRZO63A5C}

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	2026-05-18T00:29:29.912155Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2449de30d224acc65a272e3977b60e8a336ada8806415f9a5472447208ea7f0

Aliases

arxiv: 1707.03208 · arxiv_version: 1707.03208v2 · doi: 10.48550/arxiv.1707.03208 · pith_short_12: 4JCJ3YYNEJFM · pith_short_16: 4JCJ3YYNEJFMYZNC · pith_short_8: 4JCJ3YYN

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/4JCJ3YYNEJFMYZNCOLRZO63A5C \
  | 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: e2449de30d224acc65a272e3977b60e8a336ada8806415f9a5472447208ea7f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2add1b89a6f784ee487dc67566d0379be0adf2cf2764db3ac0411a4a365a3f85",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-07-11T10:08:14Z",
    "title_canon_sha256": "759923de267bb1fca5c467e4e2614ad1623241cf2b6cfc9e083a923f4a9eaad3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.03208",
    "kind": "arxiv",
    "version": 2
  }
}