Pith Number

pith:2NNJKO5V

pith:2020:2NNJKO5V3RKKSQIIH53SVOG2BV

not attested not anchored not stored refs pending

The fate of disk galaxies in IllustrisTNG clusters

Annalisa Pillepich, Dylan Nelson, Federico Marinacci, Gandhali D. Joshi, Lars Hernquist, Mark Vogelsberger, Vicente Rodriguez-Gomez, Volker Springel

arxiv:2004.01191 v3 · 2020-04-02 · 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{2NNJKO5V3RKKSQIIH53SVOG2BV}

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	2026-07-05T01:18:18.466561Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d35a953bb5dc54a941083f772ab8da0d6fc12e199014ce1e006602a8a2efedce

Aliases

arxiv: 2004.01191 · arxiv_version: 2004.01191v3 · doi: 10.48550/arxiv.2004.01191 · pith_short_12: 2NNJKO5V3RKK · pith_short_16: 2NNJKO5V3RKKSQII · pith_short_8: 2NNJKO5V

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/2NNJKO5V3RKKSQIIH53SVOG2BV \
  | 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: d35a953bb5dc54a941083f772ab8da0d6fc12e199014ce1e006602a8a2efedce

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "37bcd11c1f0921c24d25a93cc6df70eaf71bca803fecefaada612a6900d3499d",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-04-02T18:00:01Z",
    "title_canon_sha256": "f6913fd1ec2f02685891bf745b66f175cc0adb93dcad26d132b0e358ee641a99"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.01191",
    "kind": "arxiv",
    "version": 3
  }
}