Pith Number

pith:4CWWCZB7

pith:2010:4CWWCZB7GZ5QC6XKQ4SIDLG5AS

not attested not anchored not stored refs pending

The first scientific experiment using Global e-VLBI observations: a multiwavelength campaign on the gamma-ray Narrow-Line Seyfert 1 PMN J0948+0022

A. Doi, A. K. Tzioumis, A. Szomoru, Bologna), C. Phillips, F. Colomer, H. Bignall, H. J. van Langevelde, H. Nagai, J. Blanchard, K. Gabanyi, L. Foschini, Marcello Giroletti (INAF/IRA, M. Kadler, M. Kino, M. Sekido, X. Hong, Z. Paragi

arxiv:1012.2663 v1 · 2010-12-13 · astro-ph.CO · astro-ph.HE · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4CWWCZB7GZ5QC6XKQ4SIDLG5AS}

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	2026-05-18T04:33:28.052010Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e0ad61643f367b017aea872481acdd0480e39111ff7d301dbf3de816bbdbe4ed

Aliases

arxiv: 1012.2663 · arxiv_version: 1012.2663v1 · doi: 10.48550/arxiv.1012.2663 · pith_short_12: 4CWWCZB7GZ5Q · pith_short_16: 4CWWCZB7GZ5QC6XK · pith_short_8: 4CWWCZB7

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/4CWWCZB7GZ5QC6XKQ4SIDLG5AS \
  | 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: e0ad61643f367b017aea872481acdd0480e39111ff7d301dbf3de816bbdbe4ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eea3fd37521464c2aabcf0d4e3ec19b685fd19ce3c096ea901d4f33a2b93c054",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-12-13T09:10:09Z",
    "title_canon_sha256": "6bc2a96b88c85989772618a3fe1300c01c50e7996561e2cb56550974879e8510"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.2663",
    "kind": "arxiv",
    "version": 1
  }
}