Pith Number

pith:4634WFKW

pith:2000:4634WFKWQV572VMWOEOEJZEGBT

not attested not anchored not stored refs pending

III Zw 2, the first superluminal jet in a Seyfert galaxy

Andreas Brunthaler (MPIfR Bonn), A.P. Lobanov (MPIfR Bonn), A.R. Patnaik (MPIfR Bonn), Geoffrey C. Bower (NRAO), H.D. Aller (Michigan), Heino Falcke (MPIfR Bonn), H. Teraesranta (Metsaehovi), M.F. Aller (Michigan), T.P. Krichbaum (MPIfR Bonn)

arxiv:astro-ph/0004256 v1 · 2000-04-18 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4634WFKWQV572VMWOEOEJZEGBT}

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.

Cited by

1 paper in Pith

A Relativistic Jet in the Radio Quiet AGN Mrk 110

Receipt and verification

First computed	2026-07-04T14:10:18.793114Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7b7cb1556857bfd5596711c44e4860cf2d8a5f39dd641867b84afe88218327d

Aliases

arxiv: astro-ph/0004256 · arxiv_version: astro-ph/0004256v1 · doi: 10.48550/arxiv.astro-ph/0004256 · pith_short_12: 4634WFKWQV57 · pith_short_16: 4634WFKWQV572VMW · pith_short_8: 4634WFKW

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/4634WFKWQV572VMWOEOEJZEGBT \
  | 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: e7b7cb1556857bfd5596711c44e4860cf2d8a5f39dd641867b84afe88218327d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e95c114880bc5bdab5dca356b0e90b176a96e60c4f27e85dea7eb47c129e4cf5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-04-18T15:13:33Z",
    "title_canon_sha256": "a627d20bbfb0f1facd6909d9ba3802d5c7280035fb788979a9a8e361613a29bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0004256",
    "kind": "arxiv",
    "version": 1
  }
}