Pith Number

pith:BI54KIBU

pith:2015:BI54KIBUVAPMHROYENALLTSH2N

not attested not anchored not stored refs pending

Major Mergers Host the Most Luminous Red Quasars at z ~ 2: A Hubble Space Telescope WFC3/IR Study

(2) Oxford University, (3) ETH Zurich, (4) Yale University, (5) NRAO Charlottesville), Brooke Simmons (2), C. M. Urry (4), Eilat Glikman (1), Kevin Schawinski (3), Madeline Mailly (1), M. Lacy (5) ((1) Middlebury College

arxiv:1504.02111 v1 · 2015-04-08 · 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{BI54KIBUVAPMHROYENALLTSH2N}

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	2026-05-18T02:19:16.040115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0a3bc52034a81ec3c5d82340b5ce47d340ebe6bee728e7ac63f05706964715c5

Aliases

arxiv: 1504.02111 · arxiv_version: 1504.02111v1 · doi: 10.48550/arxiv.1504.02111 · pith_short_12: BI54KIBUVAPM · pith_short_16: BI54KIBUVAPMHROY · pith_short_8: BI54KIBU

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/BI54KIBUVAPMHROYENALLTSH2N \
  | 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: 0a3bc52034a81ec3c5d82340b5ce47d340ebe6bee728e7ac63f05706964715c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "611e0c6492c113ad86d04d00f77313cc921a5f734a962d7ad451b69f0a9b6993",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2015-04-08T20:11:37Z",
    "title_canon_sha256": "74fb8b920a7f6485457b575809515fd00c5f773597a0e6efefac1f9a84ec459c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.02111",
    "kind": "arxiv",
    "version": 1
  }
}