Pith Number

pith:QSHHUJFI

pith:2019:QSHHUJFIEYB6KVCO6QO4TL23M2

not attested not anchored not stored refs pending

Early-type galaxy density profiles from IllustrisTNG: II. Evolutionary trend of the total density profile

2), (2) Tsinghua, (3) Caltech, 4), (4) NAOC, (5) UNIBO, (6) UF, (7) MPA, (8) Harvard), Dandan Xu (2), David Barnes (1), Federico Marinacci (5), Hui Li (1), Lars Hernquist (8) ((1) MIT, Mark Vogelsberger (1), Paul Torrey (6), Shude Mao (2, Volker Springel (7), Xuejian Shen (3), Yunchong Wang (1

arxiv:1910.08552 v2 · 2019-10-18 · 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{QSHHUJFIEYB6KVCO6QO4TL23M2}

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	2026-07-05T00:22:26.175500Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

848e7a24a82603e5544ef41dc9af5b669ce91da0c85c009decc37ae093b566e3

Aliases

arxiv: 1910.08552 · arxiv_version: 1910.08552v2 · doi: 10.48550/arxiv.1910.08552 · pith_short_12: QSHHUJFIEYB6 · pith_short_16: QSHHUJFIEYB6KVCO · pith_short_8: QSHHUJFI

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/QSHHUJFIEYB6KVCO6QO4TL23M2 \
  | 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: 848e7a24a82603e5544ef41dc9af5b669ce91da0c85c009decc37ae093b566e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89ebaf3385643c1d01da1cefbe9cf86a4a88b0f840de11fde54896a3ca424966",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-10-18T18:00:00Z",
    "title_canon_sha256": "7388d7c0607e0212408c206e9e70e5436c5fae5b0f019d99a9b3939ce3d71e7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1910.08552",
    "kind": "arxiv",
    "version": 2
  }
}