Pith Number

pith:FZBOUWJK

pith:2010:FZBOUWJK2ITJJWUA4E2GQPWXRJ

not attested not anchored not stored refs pending

The dynamically hot stellar halo around NGC 3311: a small cluster-dominated central galaxy

G. Ventimiglia, L. Coccato, M. Arnaboldi, O. Gerhard

arxiv:1009.3281 v1 · 2010-09-16 · astro-ph.CO · 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{FZBOUWJK2ITJJWUA4E2GQPWXRJ}

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	2026-05-18T02:05:27.164877Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e42ea592ad22694da80e134683ed78a7c59bde00dfe1616e6c6281d57f1b3bc

Aliases

arxiv: 1009.3281 · arxiv_version: 1009.3281v1 · doi: 10.48550/arxiv.1009.3281 · pith_short_12: FZBOUWJK2ITJ · pith_short_16: FZBOUWJK2ITJJWUA · pith_short_8: FZBOUWJK

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/FZBOUWJK2ITJJWUA4E2GQPWXRJ \
  | 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: 2e42ea592ad22694da80e134683ed78a7c59bde00dfe1616e6c6281d57f1b3bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff95d5eb4c18ad375f2f8147e71a9c20a950dce28c68a54a864f8cc42cb00ce0",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-09-16T20:28:29Z",
    "title_canon_sha256": "d77158ac0e4ff9f2077192698c46548224da74f559de5bc490807791d2d6cbd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.3281",
    "kind": "arxiv",
    "version": 1
  }
}