Pith Number

pith:LATTQJB7

pith:2012:LATTQJB7ZNEISSIIW6BM72DSKO

not attested not anchored not stored refs pending

The structure of star clusters in the outer halo of M31

A. D. Mackey, A. M. N. Ferguson, A. P. Huxor, A. W. McConnachie, G. F. Lewis, J. I. Read, M. B. Davies, M. I. Wilkinson, M. J. Irwin, N. F. Martin, N. R. Tanvir, R. Ibata, S. Chapman, T. J. Bridges

arxiv:1202.2100 v2 · 2012-02-09 · 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{LATTQJB7ZNEISSIIW6BM72DSKO}

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	2026-05-18T01:58:31.617188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

582738243fcb48894908b782cfe87253bd3c6600b00485506d60c67323f381c6

Aliases

arxiv: 1202.2100 · arxiv_version: 1202.2100v2 · doi: 10.48550/arxiv.1202.2100 · pith_short_12: LATTQJB7ZNEI · pith_short_16: LATTQJB7ZNEISSII · pith_short_8: LATTQJB7

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/LATTQJB7ZNEISSIIW6BM72DSKO \
  | 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: 582738243fcb48894908b782cfe87253bd3c6600b00485506d60c67323f381c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1127b26efda74b7c7b69d03dd6256421977f2583658cd0f05474f38ec1aa4a02",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-02-09T20:13:39Z",
    "title_canon_sha256": "bc7b764e06df49e92b594c0943a49bf19c98efb01b45a67e4c1f18346a508428"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.2100",
    "kind": "arxiv",
    "version": 2
  }
}