Pith Number

pith:YXWV2Z7L

pith:2016:YXWV2Z7L36WZAT6YO2T5A72EHO

not attested not anchored not stored refs pending

The Most Massive Active Galactic Nuclei at $1\lesssim z \lesssim 2$

Daniel Stern, Dohyeong Kim, Hyunsung D. Jun, Myungshin Im

arxiv:1611.04468 v2 · 2016-11-14 · 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{YXWV2Z7L36WZAT6YO2T5A72EHO}

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	2026-05-18T00:47:49.412590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c5ed5d67ebdfad904fd876a7d07f443ba40a87e042bc1f7116f0b53d864b3c8a

Aliases

arxiv: 1611.04468 · arxiv_version: 1611.04468v2 · doi: 10.48550/arxiv.1611.04468 · pith_short_12: YXWV2Z7L36WZ · pith_short_16: YXWV2Z7L36WZAT6Y · pith_short_8: YXWV2Z7L

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/YXWV2Z7L36WZAT6YO2T5A72EHO \
  | 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: c5ed5d67ebdfad904fd876a7d07f443ba40a87e042bc1f7116f0b53d864b3c8a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23d0922b3b811d7f7bef775e46dbcfc15ac46711273bbee1744a5549b8fdf550",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-11-14T16:59:30Z",
    "title_canon_sha256": "f73d739859e6391b5180ddcfe1b31fd6a150f21634382e6f943d884701debe27"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.04468",
    "kind": "arxiv",
    "version": 2
  }
}