Pith Number

pith:OHUS5OF3

pith:2020:OHUS5OF3DDZKIPYQFXAFR2ZGZZ

not attested not anchored not stored refs pending

EMERGE: Empirical predictions of galaxy merger rates since $z\sim6$

Benjamin P. Moster, Joseph A. O'Leary, Rachel S. Somerville, Thorsten Naab

arxiv:2001.02687 v3 · 2020-01-08 · 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{OHUS5OF3DDZKIPYQFXAFR2ZGZZ}

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	2026-07-05T02:07:27.040835Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71e92eb8bb18f2a43f102dc058eb26ce42bac78775ac64d139ba69df0364ccd1

Aliases

arxiv: 2001.02687 · arxiv_version: 2001.02687v3 · doi: 10.48550/arxiv.2001.02687 · pith_short_12: OHUS5OF3DDZK · pith_short_16: OHUS5OF3DDZKIPYQ · pith_short_8: OHUS5OF3

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/OHUS5OF3DDZKIPYQFXAFR2ZGZZ \
  | 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: 71e92eb8bb18f2a43f102dc058eb26ce42bac78775ac64d139ba69df0364ccd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7164579b7ee836d8d6aa418fd44c4d110ccca00e010b1416fc1649a9944a3424",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2020-01-08T19:00:01Z",
    "title_canon_sha256": "aa053715fe73f7489ff95f8bd7f18473b6e76b5bd18b5e09c980ddf221aeb5f6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.02687",
    "kind": "arxiv",
    "version": 3
  }
}