Pith Number

pith:L5BS4F4F

pith:2011:L5BS4F4FOOZBJDTV7QTI3FZG34

not attested not anchored not stored refs pending

Outer density profiles of 19 Galactic globular clusters from deep and wide-field imaging

Antonio Sollima, David Mart\'inez-Delgado, Jorge Pe\~narrubia, Julio A. Carballo-Bello, Mark Gieles, Sergey Koposov

arxiv:1108.4018 v2 · 2011-08-19 · astro-ph.GA · astro-ph.CO · 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{L5BS4F4FOOZBJDTV7QTI3FZG34}

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	2026-05-18T02:00:50.359042Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f432e178573b2148e75fc268d9726df2fd1360a162e7ca65f28347a041f5465

Aliases

arxiv: 1108.4018 · arxiv_version: 1108.4018v2 · doi: 10.48550/arxiv.1108.4018 · pith_short_12: L5BS4F4FOOZB · pith_short_16: L5BS4F4FOOZBJDTV · pith_short_8: L5BS4F4F

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/L5BS4F4FOOZBJDTV7QTI3FZG34 \
  | 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: 5f432e178573b2148e75fc268d9726df2fd1360a162e7ca65f28347a041f5465

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ffcdb5d2d680bbce8ac12d2c3a9b3a10aaa57866e95cb087f5b3742b22c2fb2",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-08-19T18:03:20Z",
    "title_canon_sha256": "63397ff54f2941ac38d4709d5195e4a8ee29fc736cbba60840f3e4c20ec30481"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.4018",
    "kind": "arxiv",
    "version": 2
  }
}