Pith Number

pith:GQ24V673

pith:2021:GQ24V673QLMQVJ2EMLZ5JZKGFW

not attested not anchored not stored refs pending

Galaxy populations in the Hydra I cluster from the VEGAS survey I. Optical properties of a large sample of dwarf galaxies

Aku Venhola, Antonio La Marca, Chiara Spiniello, Duncan A. Forbes, Enrichetta Iodice, Giuseppe D'Ago, Magda Arnaboldi, Marco Mirabile, Maria Angela Raj, Marilena Spavone, Marina Rejkuba, Maurizio Paolillo, Michael Hilker, Michele Cantiello, Nelvy Choque Challapa, Pietro Schipani, Reynier Peletier, Roberto Rampazzo, Rossella Ragusa, Steffen Mieske

arxiv:2112.00711 v2 · 2021-12-01 · 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{GQ24V673QLMQVJ2EMLZ5JZKGFW}

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	2026-07-05T04:04:26.996482Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3435cafbfb82d90aa74462f3d4e5462dbc2e57927724698322072590e943c296

Aliases

arxiv: 2112.00711 · arxiv_version: 2112.00711v2 · doi: 10.48550/arxiv.2112.00711 · pith_short_12: GQ24V673QLMQ · pith_short_16: GQ24V673QLMQVJ2E · pith_short_8: GQ24V673

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/GQ24V673QLMQVJ2EMLZ5JZKGFW \
  | 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: 3435cafbfb82d90aa74462f3d4e5462dbc2e57927724698322072590e943c296

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7bf6c988f7f772370359cb96be469bef2a7c5d60fb72451acfca74e90012d8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-12-01T18:39:14Z",
    "title_canon_sha256": "7b704a671a8be27c80db5b417522767a02e078068c6f335505abca4561d5db26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.00711",
    "kind": "arxiv",
    "version": 2
  }
}