Pith Number

pith:RIIF5BDA

pith:2014:RIIF5BDAK3MRBIYINH5V2F7R52

not attested not anchored not stored refs pending

Evidence of internal rotation and a helical magnetic field in the jet of the quasar NRAO150

2, 3), Alan L. Roy (4) ((1) Instituto de Astrof\'isica de Andaluc\'ia, Boston University (3) Joint Institute for VLBI in Europe (4) Max-Planck-Institut f\"ur Radioastronomie (5) Chalmers University of Technology), CSIC (2) Institute for Astrophysical Research, Iv\'an Agudo (1, Iv\'an Mart\'i-Vidal (5), Jos\'e L. G\'omez (1), Sol N. Molina (1), Thomas P. Krichbaum (4)

arxiv:1404.5961 v2 · 2014-04-23 · astro-ph.GA · astro-ph.CO · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RIIF5BDAK3MRBIYINH5V2F7R52}

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	2026-05-18T02:50:33.461132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a105e846056d910a30869fb5d17f1ee9d9c9b6c4111dae827b989051e866e93

Aliases

arxiv: 1404.5961 · arxiv_version: 1404.5961v2 · doi: 10.48550/arxiv.1404.5961 · pith_short_12: RIIF5BDAK3MR · pith_short_16: RIIF5BDAK3MRBIYI · pith_short_8: RIIF5BDA

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/RIIF5BDAK3MRBIYINH5V2F7R52 \
  | 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: 8a105e846056d910a30869fb5d17f1ee9d9c9b6c4111dae827b989051e866e93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0cf0b211e05ca01f310e9c59a72f179b303bd5e67460184896396f85f6c955e6",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-04-23T20:00:12Z",
    "title_canon_sha256": "2869b52fbcea82cb385c78859e534cf937a5796b765abfab823fa7edede6f389"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.5961",
    "kind": "arxiv",
    "version": 2
  }
}