Pith Number

pith:V4QZNE6A

pith:2014:V4QZNE6AWB2BJ2HEIWIAECJLGV

not attested not anchored not stored refs pending

Extreme CII emission in type 2 quasars at z~2.5: a signature of kappa-distributed electron energies?

Andrew Humphrey, Luc Binette

arxiv:1404.6434 v1 · 2014-04-25 · 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{V4QZNE6AWB2BJ2HEIWIAECJLGV}

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	2026-05-18T01:43:23.260753Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af219693c0b07414e8e4459002092b354a3031f8f9480c8fab729e85bec83652

Aliases

arxiv: 1404.6434 · arxiv_version: 1404.6434v1 · doi: 10.48550/arxiv.1404.6434 · pith_short_12: V4QZNE6AWB2B · pith_short_16: V4QZNE6AWB2BJ2HE · pith_short_8: V4QZNE6A

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/V4QZNE6AWB2BJ2HEIWIAECJLGV \
  | 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: af219693c0b07414e8e4459002092b354a3031f8f9480c8fab729e85bec83652

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15b69b47b516b775783ffeb7ddd6147122d2145bffb61afe46d1e1b92847d7b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-25T14:38:22Z",
    "title_canon_sha256": "69c6ef5f25567a60074a773ad7f6a8f5e13a29255cd88dd6b2205d452aa9357a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6434",
    "kind": "arxiv",
    "version": 1
  }
}