Pith Number

pith:BOULFQ67

pith:2014:BOULFQ67JKQXBVBK26INJDGLOK

not attested not anchored not stored refs pending

Integral field spectroscopy of nearby QSOs: I. ENLR size-luminosity relation, ongoing star formation & resolved gas-phase metallicities

B. Husemann (ESO), D. Kupko (AIP), D. Nugroho (MPIA), K. Jahnke (MPIA), L. Wisotzki (AIP), M. Schramm (IPMU), S. F. S\'anchez (UNAM)

arxiv:1406.4131 v1 · 2014-06-16 · 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{BOULFQ67JKQXBVBK26INJDGLOK}

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	2026-05-18T01:42:56.327865Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ba8b2c3df4aa170d42ad790d48ccb72b834c42d4639335e762ccb9261e4a21c

Aliases

arxiv: 1406.4131 · arxiv_version: 1406.4131v1 · doi: 10.48550/arxiv.1406.4131 · pith_short_12: BOULFQ67JKQX · pith_short_16: BOULFQ67JKQXBVBK · pith_short_8: BOULFQ67

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/BOULFQ67JKQXBVBK26INJDGLOK \
  | 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: 0ba8b2c3df4aa170d42ad790d48ccb72b834c42d4639335e762ccb9261e4a21c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6b488c669190326d38ef0cbf3885828c02d702c6ca1f55817d1395186c2c9c2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-06-16T20:00:03Z",
    "title_canon_sha256": "a62c55d6ac63a12a23918d7497c38ffd75646524e33b9474e775e16e1e453833"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.4131",
    "kind": "arxiv",
    "version": 1
  }
}