Pith Number

pith:ZZXLJWSZ

pith:2012:ZZXLJWSZXEQKRAVCGNGJJGIK5F

not attested not anchored not stored refs pending

Redshift, Time, Spectrum - the most distant radio quasars with VLBI

K. E. Gabanyi (Konkoly Obs), L. I. Gurvits (JIVE), S. Frey (FOMI SGO), Z. Paragi (JIVE)

arxiv:1209.2598 v1 · 2012-09-12 · 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{ZZXLJWSZXEQKRAVCGNGJJGIK5F}

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	2026-05-18T03:45:42.690165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce6eb4da59b920a882a2334c94990ae9750bba682ea650e9925f67d966a4b024

Aliases

arxiv: 1209.2598 · arxiv_version: 1209.2598v1 · doi: 10.48550/arxiv.1209.2598 · pith_short_12: ZZXLJWSZXEQK · pith_short_16: ZZXLJWSZXEQKRAVC · pith_short_8: ZZXLJWSZ

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/ZZXLJWSZXEQKRAVCGNGJJGIK5F \
  | 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: ce6eb4da59b920a882a2334c94990ae9750bba682ea650e9925f67d966a4b024

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d54ae7016c45a9eace56cb13c7a3826d8ae3af012981d72ec55ab59f78883c7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-09-12T13:01:35Z",
    "title_canon_sha256": "96a515667a962a77aea8916ae277c29874293f1a2970cc9d4034bb893669192e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.2598",
    "kind": "arxiv",
    "version": 1
  }
}