Pith Number

pith:4ABYHCMN

pith:2010:4ABYHCMN7EHMT6ANP2TNZVYOK7

not attested not anchored not stored refs pending

The compact radio structure of the high-redshift blazar J1430+4204 before and after a major outburst

Leonid I. Gurvits, P\'eter Veres, S\'andor Frey, Zsolt Paragi

arxiv:1002.4524 v1 · 2010-02-24 · 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{4ABYHCMN7EHMT6ANP2TNZVYOK7}

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	2026-05-18T02:08:57.335284Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e00383898df90ec9f80d7ea6dcd70e57f6b1c2d09457f1bdfc7b82b9ad484c98

Aliases

arxiv: 1002.4524 · arxiv_version: 1002.4524v1 · doi: 10.48550/arxiv.1002.4524 · pith_short_12: 4ABYHCMN7EHM · pith_short_16: 4ABYHCMN7EHMT6AN · pith_short_8: 4ABYHCMN

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/4ABYHCMN7EHMT6ANP2TNZVYOK7 \
  | 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: e00383898df90ec9f80d7ea6dcd70e57f6b1c2d09457f1bdfc7b82b9ad484c98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5a7aafb2ff9cdd598d16284fa8c5b33ea43500b5574164b78a870dff29e00e77",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2010-02-24T11:37:46Z",
    "title_canon_sha256": "068a6f936b64a9f0ea8919c15458bdd69a248132648ab37d4d354730ecf5a5d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.4524",
    "kind": "arxiv",
    "version": 1
  }
}