Pith Number

pith:BLUJVU5D

pith:2021:BLUJVU5DUJVS4H56SWYEDAWBFB

not attested not anchored not stored refs pending

The VST Early-type GAlaxy Survey: Exploring the Outskirts and Intra-cluster Regions of Galaxies in the Low-surface-brightness Regime

Antonio La Marca, Davor Krajnovic, Demetra De Cicco, Duncan A. Forbes, Enrichetta Iodice, Giuseppe D'Ago, Laura Greggio, Magda Arnaboldi, Maria Angela Raj, Marilena Spavone, Marina Rejkuba, Massimo Capaccioli, Maurizio Paolillo, Michele Cantiello, Nicola R. Napolitano, Pietro Schipani, Roberto Rampazzo, Rossella Ragusa

arxiv:2106.06448 v1 · 2021-06-11 · 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{BLUJVU5DUJVS4H56SWYEDAWBFB}

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	2026-07-05T02:48:30.087793Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ae89ad3a3a26b2e1fbe95b04182c1286d9bf157827c3a66ddc09780ddd3ac45

Aliases

arxiv: 2106.06448 · arxiv_version: 2106.06448v1 · doi: 10.48550/arxiv.2106.06448 · pith_short_12: BLUJVU5DUJVS · pith_short_16: BLUJVU5DUJVS4H56 · pith_short_8: BLUJVU5D

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/BLUJVU5DUJVS4H56SWYEDAWBFB \
  | 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: 0ae89ad3a3a26b2e1fbe95b04182c1286d9bf157827c3a66ddc09780ddd3ac45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c3318b9dcb7b9e819f8b5015ead196d59852b623cd43187b1301d164490931d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-06-11T15:06:40Z",
    "title_canon_sha256": "df92d06dde6f901919abac5ebebe36790741d0b11f6d9aabbaf110ce80feb972"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2106.06448",
    "kind": "arxiv",
    "version": 1
  }
}