Pith Number

pith:CDL5OIWK

pith:2009:CDL5OIWK4WUPCINOUBFEENKZD6

not attested not anchored not stored refs pending

On the origin of the helium-rich population in Omega Centauri

D. Romano, E. Pancino, F. Matteucci, M. Bellazzini, M. Cignoni, M. Tosi

arxiv:0910.1299 v1 · 2009-10-07 · 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{CDL5OIWK4WUPCINOUBFEENKZD6}

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	2026-05-18T02:11:25.796708Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

10d7d722cae5a8f121aea04a4235591f8d94b8794e0bcffcd2228dd676e8bcb4

Aliases

arxiv: 0910.1299 · arxiv_version: 0910.1299v1 · doi: 10.48550/arxiv.0910.1299 · pith_short_12: CDL5OIWK4WUP · pith_short_16: CDL5OIWK4WUPCINO · pith_short_8: CDL5OIWK

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/CDL5OIWK4WUPCINOUBFEENKZD6 \
  | 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: 10d7d722cae5a8f121aea04a4235591f8d94b8794e0bcffcd2228dd676e8bcb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a51042e90187b483b6cc15db733cc9ef0558b74374765ebcef32ce1229e7843",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-10-07T15:50:48Z",
    "title_canon_sha256": "ed939f8428c9042434a4aea0bd206c832ee24409c23c61c63c0bcda4ab9d95cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1299",
    "kind": "arxiv",
    "version": 1
  }
}