Pith Number

pith:5PZHULUH

pith:2018:5PZHULUH7JOYSLWITIOIEURMVW

not attested not anchored not stored refs pending

A Supra-galactic Conundrum: The Globular Clusters Colour Pattern in Virgo Galaxies

Anal\'ia V. Smith Castelli, Carlos G. Escudero, Douglas Geisler, E. Irene Vega, Favio R. Faifer, Juan C. Forte, Leandro A. Sesto, Mar\'ia C. Scalia, Mar\'ia E. de Rossi, N\'elida M. Gonz\'alez, Sergio A. Cellone

arxiv:1810.04784 v1 · 2018-10-10 · 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{5PZHULUH7JOYSLWITIOIEURMVW}

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	2026-05-18T00:03:00.856162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebf27a2e87fa5d892ec89a1c82522cadb13e4d6b0ee9d8c419ff2e689f4b1f77

Aliases

arxiv: 1810.04784 · arxiv_version: 1810.04784v1 · doi: 10.48550/arxiv.1810.04784 · pith_short_12: 5PZHULUH7JOY · pith_short_16: 5PZHULUH7JOYSLWI · pith_short_8: 5PZHULUH

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/5PZHULUH7JOYSLWITIOIEURMVW \
  | 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: ebf27a2e87fa5d892ec89a1c82522cadb13e4d6b0ee9d8c419ff2e689f4b1f77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cf0cbece00c8afede2d3016d22e87cff28261185d0a4aceeaa6aabc90c529bc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-10-10T23:45:57Z",
    "title_canon_sha256": "60b229939b9e07e1c726efbafc755949f451d2ea8faae01ba324bb9c0f4940a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.04784",
    "kind": "arxiv",
    "version": 1
  }
}