Pith Number

pith:ZYKTOZYQ

pith:2016:ZYKTOZYQMGUEUM6D2ZA4ST66GZ

not attested not anchored not stored refs pending

The inner structure of early-type galaxies in the Illustris simulation

Alessandro Sonnenfeld, Dandan Xu, Dominique Sluse, Dylan Nelson, Lars Hernquist, Mark Vogelsberger, Peter Schneider, Volker Springel

arxiv:1610.07605 v2 · 2016-10-24 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZYKTOZYQMGUEUM6D2ZA4ST66GZ}

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	2026-05-18T00:42:02.467972Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce1537671061a84a33c3d641c94fde36661281c6fc5502442f10c525e8f5ee29

Aliases

arxiv: 1610.07605 · arxiv_version: 1610.07605v2 · doi: 10.48550/arxiv.1610.07605 · pith_short_12: ZYKTOZYQMGUE · pith_short_16: ZYKTOZYQMGUEUM6D · pith_short_8: ZYKTOZYQ

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/ZYKTOZYQMGUEUM6D2ZA4ST66GZ \
  | 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: ce1537671061a84a33c3d641c94fde36661281c6fc5502442f10c525e8f5ee29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b28470ebca7f112ffe533544330d712e313b49031ffcd4b2a74fe9ebe5fbd80",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-10-24T20:00:00Z",
    "title_canon_sha256": "c176e00c8e1122055fac5691f9c61faa4c238629235165fe39b6bfd6e6dd4453"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07605",
    "kind": "arxiv",
    "version": 2
  }
}