Pith Number

pith:A4JQTRK6

pith:2011:A4JQTRK67QMC54S3AZD34AP3VT

not attested not anchored not stored refs pending

High resolution studies of Broad Absorption Line radio-loud quasars

Magdalena Kunert-Bajraszewska, Marcin P. Gawronski

arxiv:1106.5916 v1 · 2011-06-29 · 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{A4JQTRK67QMC54S3AZD34AP3VT}

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	2026-05-18T04:19:04.934298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

071309c55efc182ef25b0647be01fbacff0a4280146fcd279ca1b6c9aa4be955

Aliases

arxiv: 1106.5916 · arxiv_version: 1106.5916v1 · doi: 10.48550/arxiv.1106.5916 · pith_short_12: A4JQTRK67QMC · pith_short_16: A4JQTRK67QMC54S3 · pith_short_8: A4JQTRK6

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/A4JQTRK67QMC54S3AZD34AP3VT \
  | 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: 071309c55efc182ef25b0647be01fbacff0a4280146fcd279ca1b6c9aa4be955

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2132aee8f1ebb755ed072cf014e18e9656195924f76aa82a46f04f202138368d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-06-29T12:03:27Z",
    "title_canon_sha256": "b3a410e6487aafc8ddc5288b5d0d617c68a7b6291e637d8f41c4ae613bf192a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.5916",
    "kind": "arxiv",
    "version": 1
  }
}