Pith Number

pith:RO5VBWFC

pith:2010:RO5VBWFC4BVP3O4FOQ7B7ATF66

not attested not anchored not stored refs pending

Distinct core and halo stellar populations and the formation history of the bright Coma cluster early-type galaxy NGC 4889

INAF), Lodovico Coccato (MPE), Magda Arnaboldi (ESO, Ortwin Gerhard (MPE)

arxiv:1006.2382 v1 · 2010-06-11 · astro-ph.GA · 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{RO5VBWFC4BVP3O4FOQ7B7ATF66}

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	2026-05-18T02:06:54.401579Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8bbb50d8a2e06afdbb85743e1f8265f7a21a2cef429e79edba1f786656aadabe

Aliases

arxiv: 1006.2382 · arxiv_version: 1006.2382v1 · doi: 10.48550/arxiv.1006.2382 · pith_short_12: RO5VBWFC4BVP · pith_short_16: RO5VBWFC4BVP3O4F · pith_short_8: RO5VBWFC

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/RO5VBWFC4BVP3O4FOQ7B7ATF66 \
  | 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: 8bbb50d8a2e06afdbb85743e1f8265f7a21a2cef429e79edba1f786656aadabe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03b430359444233e785d6ffa4ab5cd51aa1541f5cb53a7d537effcba015af233",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-06-11T20:00:03Z",
    "title_canon_sha256": "bd40a697c2eb127efc6e2a71ef07ae62a5ea2540f2fabc62ec3ca1bd6ccb4b8f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.2382",
    "kind": "arxiv",
    "version": 1
  }
}