Pith Number

pith:I6ZSZQBX

pith:2021:I6ZSZQBXDBVF5Q6AEFQ6JCPS4X

not attested not anchored not stored refs pending

Synchronized Co-evolution between Supermassive Black Holes and Galaxies Over the Last Seven Billion Years as Revealed by the Hyper Suprime-Cam

Andy Goulding, Hassen M. Yesuf, Jingjing Shi, John D. Silverman, Junyao Li, Malte Schramm, Masatoshi Imanishi, Michael A. Strauss, Mouyuan Sun, Simon Birrer, Tohru Nagao, Xuheng Ding, Yongquan Xue, Yoshiki Toba

arxiv:2109.02751 v1 · 2021-09-06 · 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{I6ZSZQBXDBVF5Q6AEFQ6JCPS4X}

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	2026-07-05T03:38:32.020595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47b32cc037186a5ec3c02161e489f2e5f9dfd6c59e22eef181b58756f33eb00e

Aliases

arxiv: 2109.02751 · arxiv_version: 2109.02751v1 · doi: 10.48550/arxiv.2109.02751 · pith_short_12: I6ZSZQBXDBVF · pith_short_16: I6ZSZQBXDBVF5Q6A · pith_short_8: I6ZSZQBX

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/I6ZSZQBXDBVF5Q6AEFQ6JCPS4X \
  | 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: 47b32cc037186a5ec3c02161e489f2e5f9dfd6c59e22eef181b58756f33eb00e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa8bf5c4a404da342229387def430ec1c4962c8d20fd37fb4fb9f46df6f488df",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-09-06T21:31:20Z",
    "title_canon_sha256": "8b3075884056aa39a599a1bcb181b736d43218e8c8881b5f2382ebf677206088"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2109.02751",
    "kind": "arxiv",
    "version": 1
  }
}