Pith Number

pith:CQ5EULEN

pith:2025:CQ5EULENXDL5TX77UNEM5FH7CO

not attested not anchored not stored refs pending

PRIMA survey of the Virgo cluster

Angelos Nersesian, Diego Alejandro Vasquez Torres, Eric F. Jim\'enez-Andrade, Fr\'ed\'eric Galliano, Ilse De Looze, Jacopo Fritz, Karla Alejandra Cutiva Alvarez, Luca Cortese, Maarten Baes, Manolis Xilouris, Matthew W. L. Smith, Simone Bianchi, Suzanne Madden, Viviana Casasola

arxiv:2509.04678 v1 · 2025-09-04 · astro-ph.IM · 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{CQ5EULENXDL5TX77UNEM5FH7CO}

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	2026-07-05T12:05:27.544679Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

143a4a2c8db8d7d9dfffa348ce94ff138ab656861362255512d306f1b3c39746

Aliases

arxiv: 2509.04678 · arxiv_version: 2509.04678v1 · doi: 10.48550/arxiv.2509.04678 · pith_short_12: CQ5EULENXDL5 · pith_short_16: CQ5EULENXDL5TX77 · pith_short_8: CQ5EULEN

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/CQ5EULENXDL5TX77UNEM5FH7CO \
  | 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: 143a4a2c8db8d7d9dfffa348ce94ff138ab656861362255512d306f1b3c39746

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00a196ce1f1677ec9f15c0476099775470e49e10f82b17315fd8baf891d088a4",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-09-04T21:44:33Z",
    "title_canon_sha256": "cbb34027a889818dd8ddf5bf4487db28b01e0cde083f33e2c1842c4c2cd1e5d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.04678",
    "kind": "arxiv",
    "version": 1
  }
}