Pith Number

pith:5QCMMHFR

pith:2020:5QCMMHFR6I5LE322FMD4VDDQXB

not attested not anchored not stored refs pending

SCUBA-2 Ultra Deep Imaging EAO Survey (STUDIES) IV: Spatial clustering and halo masses of 450-$\mu$m-selected sub-millimeter galaxies

Andy Bunker, Arif Babul, Chen-Fatt Lim, Chian-Chou Chen, Christopher J. Conselice, David L Clements, Douglas Scott, Ho Seong Hwang, Hyunjin Shim, Ian Smail, James M. Simpson, Luis C. Ho, Maciej Koprowski, Micha{\l} J. Micha{\l}owski, Scott C. Chapman, Sungwook E. Hong, Thomas R. Greve, Wei-hao Wang, Wei-Leong Tee, Xinwen Shu, Yen-Ting Lin, Yiping Ao, Yoshiki Toba, Yu Gao, Yu-Yen Chang

arxiv:2004.13616 v2 · 2020-04-28 · 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{5QCMMHFR6I5LE322FMD4VDDQXB}

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	2026-07-05T01:08:53.298033Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec04c61cb1f23ab26f5a2b07ca8c70b85829dd2f2e9510659b2d34a2caf7cc14

Aliases

arxiv: 2004.13616 · arxiv_version: 2004.13616v2 · doi: 10.48550/arxiv.2004.13616 · pith_short_12: 5QCMMHFR6I5L · pith_short_16: 5QCMMHFR6I5LE322 · pith_short_8: 5QCMMHFR

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/5QCMMHFR6I5LE322FMD4VDDQXB \
  | 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: ec04c61cb1f23ab26f5a2b07ca8c70b85829dd2f2e9510659b2d34a2caf7cc14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a318e5d61b8cd32eae773eed97c956645bd4a54811702e926a318142073a506f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-04-28T15:50:21Z",
    "title_canon_sha256": "1a8daba1d5bf4d0a604bd5e4eec643232d4ad0fccaf772c9a251cd49ef05993b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.13616",
    "kind": "arxiv",
    "version": 2
  }
}