Pith Number

pith:LEPQD2B7

pith:2021:LEPQD2B7M5Y3QB74PR4OOQ2LIS

not attested not anchored not stored refs pending

The ASTRID simulation: the evolution of Supermassive Black Holes

Colin DeGraf, Michael Tremmel, Nianyi Chen, Rupert Croft, Simeon Bird, Tiziana Di Matteo, Yin Li, Yueying Ni, Yu Feng

arxiv:2110.14154 v2 · 2021-10-27 · 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{LEPQD2B7M5Y3QB74PR4OOQ2LIS}

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.

Cited by

3 papers in Pith

Tracing black hole and galaxy growth across environments since cosmic noon

Lyman-Alpha Forest and its Cross-Correlation with High-Redshift Galaxies in Effective Field Theory at the Field Level

Lyman-$\alpha$ forest constraints on pure and mixed fuzzy dark matter

Receipt and verification

First computed	2026-07-05T04:06:46.580132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

591f01e83f6771b807fc7c78e7434b44bc9353e952e513621aea35e1b34c915e

Aliases

arxiv: 2110.14154 · arxiv_version: 2110.14154v2 · doi: 10.48550/arxiv.2110.14154 · pith_short_12: LEPQD2B7M5Y3 · pith_short_16: LEPQD2B7M5Y3QB74 · pith_short_8: LEPQD2B7

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/LEPQD2B7M5Y3QB74PR4OOQ2LIS \
  | 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: 591f01e83f6771b807fc7c78e7434b44bc9353e952e513621aea35e1b34c915e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b90f1586c6677fc8d3f806f4ef27a457530ad6eead6069f1179dacde970fe95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-10-27T04:14:08Z",
    "title_canon_sha256": "ff6fd1be5018bc4294495790829802f1781626150dd93ea6094f2d686e89bccc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.14154",
    "kind": "arxiv",
    "version": 2
  }
}