Pith Number

pith:HDK3U4MU

pith:2010:HDK3U4MUQ6VOOLPF5IQMRM56WU

not attested not anchored not stored refs pending

Fast rotating Blue Stragglers in the globular cluster M4

((1) Astron. Dep. Univ. Bologna (2) INAF-OAPD Padova Italy (3) Excellence Cluster Universe, 3), A. Mucciarelli (1), A. Sills (6), B. Lanzoni (1), E. Dalessandro (1), F. Fusi Pecci (7), F.R. Ferraro (1), G. Beccari (4), G. Piotto (8), L. Lovisi (1), R. Gratton (2), R.T. Rood (5), S. Lucatello (2, TUM Garching (4) ESA Estec Noordwijk (5) Astron. Dep. Univ. Virginia (6) Physics & Astron. Dep. McMaster Univ. (7) INAF-OABO Bologna Italy (8) Astron. Dep. Univ. Padova)

arxiv:1007.2343 v1 · 2010-07-14 · 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{HDK3U4MUQ6VOOLPF5IQMRM56WU}

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	2026-05-18T02:06:22.072479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38d5ba719487aae72de5ea20c8b3beb5041fa2170c6ab90f98dab42184c0ea13

Aliases

arxiv: 1007.2343 · arxiv_version: 1007.2343v1 · doi: 10.48550/arxiv.1007.2343 · pith_short_12: HDK3U4MUQ6VO · pith_short_16: HDK3U4MUQ6VOOLPF · pith_short_8: HDK3U4MU

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/HDK3U4MUQ6VOOLPF5IQMRM56WU \
  | 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: 38d5ba719487aae72de5ea20c8b3beb5041fa2170c6ab90f98dab42184c0ea13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d36f7db61afadb5b772d40ab53cb35882c20cb2eb707e15c4b12d303e0eb78a7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-07-14T14:24:59Z",
    "title_canon_sha256": "6f87dd8ab371dacf20ac490368ce588657ab07abfca5dc7a7c5b96381cee664c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2343",
    "kind": "arxiv",
    "version": 1
  }
}