Pith Number

pith:RICQR5K5

pith:2010:RICQR5K52U2PLP5LCCBAISJV2F

not attested not anchored not stored refs pending

The impact of a major cluster merger on galaxy evolution in MACS\,J0025.4-1225

C.-J. Ma, H. Ebeling, P. Marshall, T. Schrabback

arxiv:1003.2631 v1 · 2010-03-12 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RICQR5K52U2PLP5LCCBAISJV2F}

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	2026-05-18T02:08:34.295327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a0508f55dd534f5bfab1082044935d163fcebde01f668aba192e796d59661f8

Aliases

arxiv: 1003.2631 · arxiv_version: 1003.2631v1 · doi: 10.48550/arxiv.1003.2631 · pith_short_12: RICQR5K52U2P · pith_short_16: RICQR5K52U2PLP5L · pith_short_8: RICQR5K5

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/RICQR5K52U2PLP5LCCBAISJV2F \
  | 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: 8a0508f55dd534f5bfab1082044935d163fcebde01f668aba192e796d59661f8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d51627fef20f68b81aede3011527fff4fdd69facae7c64ffbb234a8d7698d67b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-03-12T21:05:15Z",
    "title_canon_sha256": "cc6ca09f7fcec2739e250b3551c74e0aafe4ea6fbaf7d94296b47d269cfe8b0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.2631",
    "kind": "arxiv",
    "version": 1
  }
}