Pith Number

pith:I2IKL2PM

pith:2018:I2IKL2PMN4NGB3N6XR7SZ7VRLS

not attested not anchored not stored refs pending

Chemical pre-processing of cluster galaxies over the past 10 billion years in the IllustrisTNG simulations

Annalisa Pillepich, Anshu Gupta, Davide Martizzi, Dylan Nelson, Federico Marinacci, Kim-Vy H. Tran, Lars Hernquist, Lisa J. Kewley, Mark Vogelsberger, Paul Torrey, Shy Genel, Tiantian Yuan, Volker Springel

arxiv:1801.03500 v2 · 2018-01-10 · 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{I2IKL2PMN4NGB3N6XR7SZ7VRLS}

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	2026-05-18T00:20:35.667988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4690a5e9ec6f1a60edbebc7f2cfeb15cac2c340276e6c1ce7957afb8fd8ff80e

Aliases

arxiv: 1801.03500 · arxiv_version: 1801.03500v2 · doi: 10.48550/arxiv.1801.03500 · pith_short_12: I2IKL2PMN4NG · pith_short_16: I2IKL2PMN4NGB3N6 · pith_short_8: I2IKL2PM

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/I2IKL2PMN4NGB3N6XR7SZ7VRLS \
  | 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: 4690a5e9ec6f1a60edbebc7f2cfeb15cac2c340276e6c1ce7957afb8fd8ff80e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "010fdbd0017616081f778a9ef741be039af565f4b8f2c724cd8cfe1094e3fc19",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-01-10T19:00:00Z",
    "title_canon_sha256": "abc37297d480d628673a09f2fd7e350bcfaf131d40b64021c146bb618ff275c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.03500",
    "kind": "arxiv",
    "version": 2
  }
}