Pith Number

pith:HX672AG3

pith:2012:HX672AG32PP7QQVQXEBATMZDRM

not attested not anchored not stored refs pending

The old globular cluster system of NGC 4365: new VLT/FORS2 spectra

A. L. Chies-Santos (Nottingham), M. Kissler-Patig (Gemini), S. S. Larsen (Nijmegen)

arxiv:1209.3020 v1 · 2012-09-13 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HX672AG32PP7QQVQXEBATMZDRM}

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	2026-05-18T01:54:29.281962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dfdfd00dbd3dff842b0b90209b3238b1cf0e1253e10c4f269dd2a8fdfac3bbe

Aliases

arxiv: 1209.3020 · arxiv_version: 1209.3020v1 · doi: 10.48550/arxiv.1209.3020 · pith_short_12: HX672AG32PP7 · pith_short_16: HX672AG32PP7QQVQ · pith_short_8: HX672AG3

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/HX672AG32PP7QQVQXEBATMZDRM \
  | 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: 3dfdfd00dbd3dff842b0b90209b3238b1cf0e1253e10c4f269dd2a8fdfac3bbe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fcf63be89e236ba6a46928b150ea8d41b40b2368c9b30c2d613e90522ccb23ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-13T20:00:03Z",
    "title_canon_sha256": "a4dd215128baf1a64ee804778f130bca7bc252185a3d53ae7bffbfc13046a9e6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3020",
    "kind": "arxiv",
    "version": 1
  }
}