Pith Number

pith:JWSU2YZE

pith:2015:JWSU2YZE7O2E44SNVP3MEQUPOJ

not attested not anchored not stored refs pending

A SCUBA-2 survey of FeLoBAL QSOs: Are FeLoBALs in a `transition phase' between ULIRGs and QSOs?

Daniel J.B. Smith, Dave M. Alexander, Duncan Farrah, Giulio Violino, James E. Geach, Jason A. Stevens, Julie L. Wardlow, Kristen E. K. Coppin, Ryan Hickox

arxiv:1512.05784 v1 · 2015-12-17 · astro-ph.GA · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JWSU2YZE7O2E44SNVP3MEQUPOJ}

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	2026-05-18T01:20:32.648470Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4da54d6324fbb44e724dabf6c2428f725a4a788dcd42b461247bac2e76ddcf7d

Aliases

arxiv: 1512.05784 · arxiv_version: 1512.05784v1 · doi: 10.48550/arxiv.1512.05784 · pith_short_12: JWSU2YZE7O2E · pith_short_16: JWSU2YZE7O2E44SN · pith_short_8: JWSU2YZE

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/JWSU2YZE7O2E44SNVP3MEQUPOJ \
  | 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: 4da54d6324fbb44e724dabf6c2428f725a4a788dcd42b461247bac2e76ddcf7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3aca8c2ef57b948b501da50bf71c104d508404b469283b0f868e63ffb3ea14d4",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-12-17T21:00:08Z",
    "title_canon_sha256": "ca730c344f3ba11e8de1ba31cdb9641ed217f0ce0ec2beb96926285903370922"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.05784",
    "kind": "arxiv",
    "version": 1
  }
}