Pith Number

pith:2ZKTDTVU

pith:2009:2ZKTDTVUZO3X7MLWEOOAUOCB5N

not attested not anchored not stored refs pending

TANAMI - Tracking Active Galactic Nuclei with Austral Milliarcsecond Interferometry

A. K. Tzioumisk, A. L. Fey, Cornelia Mueller, C. Ploetz, D. J. Thompson, D. L. Jauncey, E. Ros, G. B. Taylor, G. Tosti, H. Hase, J. A. Zensus, J. E. J. Lovell, J. F. H. Quick, J. Wilms, K. J. Johnston, L. Fuhrmann, Matthias Kadler, M. Boeck, M. Lister, M. S. Dutka, P. Edwardsk, R. Booth, Roopesh Ojha, S. Horiuchi, S. J. Tingay, U. Katz

arxiv:0912.3810 v2 · 2009-12-19 · astro-ph.CO · 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{2ZKTDTVUZO3X7MLWEOOAUOCB5N}

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	2026-07-04T17:19:44.972614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d65531ceb4cbb77fb176239c0a3841eb7e33ca0320871c53799c1a3e3ebf8527

Aliases

arxiv: 0912.3810 · arxiv_version: 0912.3810v2 · doi: 10.48550/arxiv.0912.3810 · pith_short_12: 2ZKTDTVUZO3X · pith_short_16: 2ZKTDTVUZO3X7MLW · pith_short_8: 2ZKTDTVU

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/2ZKTDTVUZO3X7MLWEOOAUOCB5N \
  | 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: d65531ceb4cbb77fb176239c0a3841eb7e33ca0320871c53799c1a3e3ebf8527

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d0a6d9d92e721802eb9a56c0257688bfe94d2f1797269be9b6d0fa4f5e7ae3f",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-19T09:21:35Z",
    "title_canon_sha256": "bc101b23e8e3e3869640a31fae7f138fa32ce4628d08b67d51b83afe4d2b5725"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.3810",
    "kind": "arxiv",
    "version": 2
  }
}