Pith Number

pith:QUA6LK3J

pith:2016:QUA6LK3JRL32PWNEJU5YQ2JE53

not attested not anchored not stored refs pending

Nuclear discs as clocks for the assembly history of early-type galaxies: the case of NGC4458

Alessandro Pizzella, Claudia Maraston, Enrico-Maria Corsini, Hugo R. Ledo, Lodovico Coccato, Lorenzo Morelli, Marc Sarzi, Massimo Dotti, Sadegh Khochfar

arxiv:1601.03292 v1 · 2016-01-13 · 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{QUA6LK3JRL32PWNEJU5YQ2JE53}

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	2026-05-18T01:20:32.179979Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8501e5ab698af7a7d9a44d3b886924eef8252fc50360b333a5bbc40e560f6067

Aliases

arxiv: 1601.03292 · arxiv_version: 1601.03292v1 · doi: 10.48550/arxiv.1601.03292 · pith_short_12: QUA6LK3JRL32 · pith_short_16: QUA6LK3JRL32PWNE · pith_short_8: QUA6LK3J

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/QUA6LK3JRL32PWNEJU5YQ2JE53 \
  | 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: 8501e5ab698af7a7d9a44d3b886924eef8252fc50360b333a5bbc40e560f6067

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3590c4979779972348a30141e93e2a65ea6d454843b4cec157b8186555034111",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-01-13T16:00:34Z",
    "title_canon_sha256": "7af4b82976e7c39eb1da70d42ed26526b5670564f4fc319c244558d0b559dba8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.03292",
    "kind": "arxiv",
    "version": 1
  }
}