Pith Number

pith:6UP6KUT7

pith:2011:6UP6KUT7WBDL5VQNFTEWGWIOSW

not attested not anchored not stored refs pending

Chemical effects on the development of the colour-magnitude relation of cluster galaxies

Anal\'ia Smith Castelli, Lilia P. Bassino, Noelia Jim\'enez, Sof\'ia A. Cora, Tom\'as Tecce

arxiv:1106.4547 v1 · 2011-06-22 · 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{6UP6KUT7WBDL5VQNFTEWGWIOSW}

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	2026-05-18T04:19:32.614655Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f51fe5527fb046bed60d2cc963590e95a9eb6406b1a5daad86debebbd76eab8b

Aliases

arxiv: 1106.4547 · arxiv_version: 1106.4547v1 · doi: 10.48550/arxiv.1106.4547 · pith_short_12: 6UP6KUT7WBDL · pith_short_16: 6UP6KUT7WBDL5VQN · pith_short_8: 6UP6KUT7

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/6UP6KUT7WBDL5VQNFTEWGWIOSW \
  | 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: f51fe5527fb046bed60d2cc963590e95a9eb6406b1a5daad86debebbd76eab8b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c739f5d390e14bca3884b489e1e2ca0f2708666145d9e4944bdc810caa11d50a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-06-22T20:00:02Z",
    "title_canon_sha256": "1195c394c2f688d49ea0568d146303badc9305315d3c7932d600e86c79c297d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.4547",
    "kind": "arxiv",
    "version": 1
  }
}