Pith Number

pith:ITJDKPKZ

pith:2010:ITJDKPKZ7G5AYXHR2N4HOFNUWC

not attested not anchored not stored refs pending

Galaxy Zoo: Multi-Mergers and the Millennium Simulation

C. J. Lintott, D. W. Darg, J. Silk, K. Schawinski, R. C. Nichol, S. Bamford, S. Kaviraj, S. Lynn

arxiv:1012.4214 v2 · 2010-12-19 · 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{ITJDKPKZ7G5AYXHR2N4HOFNUWC}

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	2026-05-18T02:04:22.306435Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44d2353d59f9ba0c5cf1d3787715b4b0a91ac05f88fa91fde1f1f1e0d3e1a0ee

Aliases

arxiv: 1012.4214 · arxiv_version: 1012.4214v2 · doi: 10.48550/arxiv.1012.4214 · pith_short_12: ITJDKPKZ7G5A · pith_short_16: ITJDKPKZ7G5AYXHR · pith_short_8: ITJDKPKZ

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/ITJDKPKZ7G5AYXHR2N4HOFNUWC \
  | 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: 44d2353d59f9ba0c5cf1d3787715b4b0a91ac05f88fa91fde1f1f1e0d3e1a0ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f0c128f0a7d223bef53e25c2981afdaf9aa3a2d121f54f53ec794ecbf5f9463",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-12-19T22:50:08Z",
    "title_canon_sha256": "9c3db6fa6b2ea2446f83cfdf790ed3d8e6dedb1ca88c6f046e0b8365c231f293"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4214",
    "kind": "arxiv",
    "version": 2
  }
}