Pith Number

pith:LXDWPW67

pith:2020:LXDWPW67VZBFI4M47OXO5NS6DZ

not attested not anchored not stored refs pending

Evolution of the colour-magnitude relation of early-type galaxies in cosmological numerical simulations

A.V. Smith Castelli, F.R. Faifer, L.J. Zenocratti, M.E. De Rossi

arxiv:2005.04716 v1 · 2020-05-10 · 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{LXDWPW67VZBFI4M47OXO5NS6DZ}

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	2026-07-05T01:01:46.824421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dc767dbdfae4254719cfbaeeeb65e1e56be502b83cb90e0b3dde3521bf11a2b

Aliases

arxiv: 2005.04716 · arxiv_version: 2005.04716v1 · doi: 10.48550/arxiv.2005.04716 · pith_short_12: LXDWPW67VZBF · pith_short_16: LXDWPW67VZBFI4M4 · pith_short_8: LXDWPW67

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/LXDWPW67VZBFI4M47OXO5NS6DZ \
  | 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: 5dc767dbdfae4254719cfbaeeeb65e1e56be502b83cb90e0b3dde3521bf11a2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd5579d4f61d157baa2fa2b7986b180340d2b9e01a858922007f7f62bd358406",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-05-10T17:14:04Z",
    "title_canon_sha256": "acf3fb6e446c0d317b0bd96b4410021445f42e21cfbffe0477baf9969dc6777c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.04716",
    "kind": "arxiv",
    "version": 1
  }
}