Pith Number

pith:N2Q5MPDM

pith:2013:N2Q5MPDMH7CBWJQ43IAWNH6AR2

not attested not anchored not stored refs pending

Radio polarimetry of compact steep spectrum sources at sub-arcsecond resolution

A. Rossetti, C.J. Salter, D.J. Saikia, F. Mantovani, W. Junor

arxiv:1305.1644 v1 · 2013-05-07 · 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{N2Q5MPDMH7CBWJQ43IAWNH6AR2}

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	2026-05-18T01:50:04.994672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ea1d63c6c3fc41b261cda01669fc08e9f4bf72e9d94e287094651b13a6e7709

Aliases

arxiv: 1305.1644 · arxiv_version: 1305.1644v1 · doi: 10.48550/arxiv.1305.1644 · pith_short_12: N2Q5MPDMH7CB · pith_short_16: N2Q5MPDMH7CBWJQ4 · pith_short_8: N2Q5MPDM

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/N2Q5MPDMH7CBWJQ43IAWNH6AR2 \
  | 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: 6ea1d63c6c3fc41b261cda01669fc08e9f4bf72e9d94e287094651b13a6e7709

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c8d64d38688a1ea4651de84225f2869673b5189263e3d9cbfa9ddd9ed1fb2d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2013-05-07T20:42:58Z",
    "title_canon_sha256": "a807588a2662bbd0f97e123fd938818d7102940902052cf19673762c8ad995cc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.1644",
    "kind": "arxiv",
    "version": 1
  }
}