Pith Number

pith:CMPOYF6H

pith:2019:CMPOYF6HP5MOM5KDMFFCEX4MHH

not attested not anchored not stored refs pending

Astro2020 Science White Paper: Black Hole Growth in Mergers and Dual AGN

Adi Foord, Claudia Cicone, Claudio Ricci, Dale Kocevski, Edmund Hodges-Kluck, Ezequiel Treister, Francisco Muller-Sanchez, Jennifer Lotz, Jeyhan Kartaltepe, Julia M. Comerford, Kayhan Gultekin, Laura Blecha, Michael Koss, R. Scott Barrows, Shobita Satyapal, Vivian U

arxiv:1903.06720 v1 · 2019-03-15 · 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{CMPOYF6HP5MOM5KDMFFCEX4MHH}

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	2026-05-17T23:51:09.203394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

131eec17c77f58e67543614a225f8c39e04257acd0e086625e2e9911bcb54645

Aliases

arxiv: 1903.06720 · arxiv_version: 1903.06720v1 · doi: 10.48550/arxiv.1903.06720 · pith_short_12: CMPOYF6HP5MO · pith_short_16: CMPOYF6HP5MOM5KD · pith_short_8: CMPOYF6H

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/CMPOYF6HP5MOM5KDMFFCEX4MHH \
  | 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: 131eec17c77f58e67543614a225f8c39e04257acd0e086625e2e9911bcb54645

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d67b41d4dcc06e6308e5589e3be3b5e02b7756d3d6390c31207fd10cfcf8893",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-15T18:00:37Z",
    "title_canon_sha256": "b41190f9f89e1d3f9cb08e3bcfd5444c69621cb631ef2b3e4405e0c3e1eac104"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.06720",
    "kind": "arxiv",
    "version": 1
  }
}