Pith Number

pith:DGQREK2K

pith:2012:DGQREK2K4YPYBJJ7P2IC4IIPSL

not attested not anchored not stored refs pending

An aluminium tool for multiple stellar generations in the globular clusters 47 Tuc and M 4

((1) INAF-Osservatorio Astronomico di Bologna, (2) INAF-Osservatorio Astronomico di Padova, (3) Dept. of Physics, (4) Monash Centre for Astrophysics), 4) Sara Lucatello (2), Angela Bragaglia (1), Astronomy, Eugenio Carretta (1), Macquarie University, Raffaele Gratton (2), Valentina D'Orazi (3

arxiv:1212.1169 v1 · 2012-12-05 · 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{DGQREK2K4YPYBJJ7P2IC4IIPSL}

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	2026-05-18T01:52:47.265274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19a1122b4ae61f80a53f7e902e210f92de5e6aea969b5be9894758986f5b69b7

Aliases

arxiv: 1212.1169 · arxiv_version: 1212.1169v1 · doi: 10.48550/arxiv.1212.1169 · pith_short_12: DGQREK2K4YPY · pith_short_16: DGQREK2K4YPYBJJ7 · pith_short_8: DGQREK2K

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/DGQREK2K4YPYBJJ7P2IC4IIPSL \
  | 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: 19a1122b4ae61f80a53f7e902e210f92de5e6aea969b5be9894758986f5b69b7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2e8622e6ffffc2bbb1a406c468888f9ddf775ddb73e6a88eb2fdb006612547f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-12-05T21:00:10Z",
    "title_canon_sha256": "3cc76332bb2e59eb1248a146b08ba8688de29dadcc7994b771e46eb6f968b4b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1169",
    "kind": "arxiv",
    "version": 1
  }
}