Pith Number

pith:HNEDU3LH

pith:2005:HNEDU3LHJ6XTJXHOLTLMJ5BB7Q

not attested not anchored not stored refs pending

Discovery of more than two thousand white dwarfs in the globular cluster Omega Centauri

A. Calamida, C.E. Corsi, G. Bono, G. Iannicola, I. Ferraro, L.M. Freyhammer, L. Pulone, M. Monelli, P.B. Stetson, P.G. Prada Moroni, R. Buonanno, V. Castellani

arxiv:astro-ph/0501633 v1 · 2005-01-28 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HNEDU3LHJ6XTJXHOLTLMJ5BB7Q}

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	2026-07-04T16:50:43.387804Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3b483a6d674faf34dcee5cd6c4f421fc3c5d66eb2416054cd9c77865c618c0d3

Aliases

arxiv: astro-ph/0501633 · arxiv_version: astro-ph/0501633v1 · doi: 10.48550/arxiv.astro-ph/0501633 · pith_short_12: HNEDU3LHJ6XT · pith_short_16: HNEDU3LHJ6XTJXHO · pith_short_8: HNEDU3LH

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/HNEDU3LHJ6XTJXHOLTLMJ5BB7Q \
  | 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: 3b483a6d674faf34dcee5cd6c4f421fc3c5d66eb2416054cd9c77865c618c0d3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8a36e907ec94fd88defcbc4106a571a0fc1679a2d63fec5a494be04d5b0452c9",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-01-28T17:15:54Z",
    "title_canon_sha256": "bf7de05053833fd635b82574a8fa903608e1373a64048fbc24f27ca4f4198daf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0501633",
    "kind": "arxiv",
    "version": 1
  }
}