Pith Number

pith:7CTHN6GS

pith:2012:7CTHN6GSZEAJAMXRZAD7KA7ELX

not attested not anchored not stored refs pending

On the Calibration of Full-polarization 86GHz Global VLBI Observations

A. Bertarini, A. Marscher, A. Mujunen, F. K. Schinzel, H. Rottmann, I. Marti-Vidal, J. A. Zensus, J. M. Anderson, M. Bremer, M. Lindqvist, S. Sanchez, T. P. Krichbaum, U. Bach, W. Alef

arxiv:1203.1424 v1 · 2012-03-07 · astro-ph.IM · 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{7CTHN6GSZEAJAMXRZAD7KA7ELX}

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	2026-05-18T01:58:13.844948Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f8a676f8d2c9009032f1c807f503e45dcd6d240527c3cf8bff440cf2ebe104be

Aliases

arxiv: 1203.1424 · arxiv_version: 1203.1424v1 · doi: 10.48550/arxiv.1203.1424 · pith_short_12: 7CTHN6GSZEAJ · pith_short_16: 7CTHN6GSZEAJAMXR · pith_short_8: 7CTHN6GS

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/7CTHN6GSZEAJAMXRZAD7KA7ELX \
  | 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: f8a676f8d2c9009032f1c807f503e45dcd6d240527c3cf8bff440cf2ebe104be

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ef624650ffc31d7a1fd224f835da80450b7586a651826b174ea69030874c251",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2012-03-07T10:08:29Z",
    "title_canon_sha256": "6d64d64c4a063369c75666f9b700d857d0ca2fe49d1bdb10ab543860836ae9f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.1424",
    "kind": "arxiv",
    "version": 1
  }
}