Pith Number

pith:7QEP25BH

pith:2019:7QEP25BHFKT2LKFNDS7PIN6XKS

not attested not anchored not stored refs pending

Simultaneous Measurements of Star Formation and Supermassive Black Hole Growth in Galaxies

Alexandra Pope (University of Massachusetts Amherst), Allison Kirkpatrick (University of Kansas), Allison Matthews (University of Virginia), Amy Barger (University of Wisconsin Madison), Anna Sajina (Tufts University), Asantha Cooray (University of California Irvine), Caitlin Casey (University of Texas Austin), Carl Ferkinhoff (Winona State University), David Alexander (Durham University), Desika Narayanan (University of Florida), Dominik Riechers (Cornell University), Douglas Scott (University of British Columbia), Duncan Farrah (University of Hawaii), Eric Murphy (NRAO), Gordon Stacey (Cornell University), J.D. Smith (University of Toledo), Jim Condon (NRAO), Joaquin Vieira (University of Illinois), Kohno Kotaro (University of Tokyo), Lee Armus (IPAC/Caltech), Mark Dickinson (NOAO), Mark Sargent (University of Sussex), Matt Bradford (JPL), Norman Grogin (STScI), Peter Capak (IPAC/Caltech), Philip Appleton (IPAC/Caltech), Ranga Chary (IPAC/Caltech), Ryan Hickox (Dartmouth College), Susanne Aalto (Chalmers University of Technology), Sylvain Veilleux (University of Maryland), Tanio Diaz Santos (Universidad Diego Portales), Vassilis Charmandaris (University of Crete)

arxiv:1903.05110 v1 · 2019-03-12 · 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{7QEP25BHFKT2LKFNDS7PIN6XKS}

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	2026-05-17T23:51:25.416549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc08fd74272aa7a5a8ad1cbef437d7548138ca7de382d30e26beec025b230fe1

Aliases

arxiv: 1903.05110 · arxiv_version: 1903.05110v1 · doi: 10.48550/arxiv.1903.05110 · pith_short_12: 7QEP25BHFKT2 · pith_short_16: 7QEP25BHFKT2LKFN · pith_short_8: 7QEP25BH

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/7QEP25BHFKT2LKFNDS7PIN6XKS \
  | 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: fc08fd74272aa7a5a8ad1cbef437d7548138ca7de382d30e26beec025b230fe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe46a8171ff7641f02e2bf1bf24981f5af175b9f5a07f1597d38e5d24d6c84e8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2019-03-12T18:00:43Z",
    "title_canon_sha256": "4d59b1d36eac9abddccf400dc3b7c27453720966e4777d2c130da173aa04fe30"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.05110",
    "kind": "arxiv",
    "version": 1
  }
}