Pith Number

pith:KXZZPMA7

pith:2010:KXZZPMA7SJFKC3OA3CCMRYLOJJ

not attested not anchored not stored refs pending

The subgiant branch of omega Cen seen through high-resolution spectroscopy. I. The first stellar generation in omega Centauri?

A. Mucciarelli (UniBo), E. Pancino (INAF-OABO), F. R. Ferraro (UNIBo), L. Monaco (ESO), L. Pasquini, L. Sbordone (MPA), M. Bellazzini (INAF-Oabo)

arxiv:1012.4756 v1 · 2010-12-21 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KXZZPMA7SJFKC3OA3CCMRYLOJJ}

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	2026-05-18T02:04:19.111965Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55f397b01f924aa16dc0d884c8e16e4a7e8f8351e5429c2887fddca9e6a8417b

Aliases

arxiv: 1012.4756 · arxiv_version: 1012.4756v1 · doi: 10.48550/arxiv.1012.4756 · pith_short_12: KXZZPMA7SJFK · pith_short_16: KXZZPMA7SJFKC3OA · pith_short_8: KXZZPMA7

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/KXZZPMA7SJFKC3OA3CCMRYLOJJ \
  | 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: 55f397b01f924aa16dc0d884c8e16e4a7e8f8351e5429c2887fddca9e6a8417b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d67ac79db68478d392940bd3e4e7174e6eb0656643deb84d70e3d043193cbfb9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-12-21T18:20:36Z",
    "title_canon_sha256": "6119c9ae74164ed24860f9cb9d81c5f5873e40a12160691971153ae70c72adf9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4756",
    "kind": "arxiv",
    "version": 1
  }
}