Pith Number

pith:LJ5MJPXU

pith:2018:LJ5MJPXUAY2GDHQSHBFOL4DGDQ

not attested not anchored not stored refs pending

The Fraction of Active Galactic Nuclei in the USS 1558-003 Protocluster at z = 2.53

Eric D. Miller, Ichi Tanaka, Ken-ichi Tadaki, Mark Brodwin, Masao Hayashi, Michael Macuga, Paul Martini (Ohio State), Rhythm Shimakawa, Roderik A. Overzier, Tadayuki Kodama, Yusei Koyama

arxiv:1805.06569 v1 · 2018-05-17 · 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{LJ5MJPXUAY2GDHQSHBFOL4DGDQ}

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	2026-05-17T23:50:27.985015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a7ac4bef40634619e12384ae5f0661c06018f585ea2af1d1d7bd14b64c2ac00

Aliases

arxiv: 1805.06569 · arxiv_version: 1805.06569v1 · doi: 10.48550/arxiv.1805.06569 · pith_short_12: LJ5MJPXUAY2G · pith_short_16: LJ5MJPXUAY2GDHQS · pith_short_8: LJ5MJPXU

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/LJ5MJPXUAY2GDHQSHBFOL4DGDQ \
  | 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: 5a7ac4bef40634619e12384ae5f0661c06018f585ea2af1d1d7bd14b64c2ac00

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a238ab8c40d10aa14480d0489cb32e694ddecf70be051f090039aadaabb55d5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-05-17T01:33:17Z",
    "title_canon_sha256": "4def9a0840434c9bd248f45e3ea65640df72a9d5d4aa6a6c7b7e3ec455f091b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.06569",
    "kind": "arxiv",
    "version": 1
  }
}