Pith Number

pith:MX2PARD7

pith:2009:MX2PARD7UZDXJGGVCSRHDV7ZF4

not attested not anchored not stored refs pending

Precision southern hemisphere VLBI pulsar astrometry II: Measurement of seven parallaxes

A. T. Deller, J. E. Reynolds, M. Bailes, S. J. Tingay

arxiv:0906.3897 v1 · 2009-06-21 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MX2PARD7UZDXJGGVCSRHDV7ZF4}

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	2026-05-18T04:29:42.642667Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65f4f0447fa6477498d514a271d7f92f08f6434116822a761a9c85d2dc3a1635

Aliases

arxiv: 0906.3897 · arxiv_version: 0906.3897v1 · doi: 10.48550/arxiv.0906.3897 · pith_short_12: MX2PARD7UZDX · pith_short_16: MX2PARD7UZDXJGGV · pith_short_8: MX2PARD7

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/MX2PARD7UZDXJGGVCSRHDV7ZF4 \
  | 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: 65f4f0447fa6477498d514a271d7f92f08f6434116822a761a9c85d2dc3a1635

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4a7c982a3c0829ffd530b7081bccf0b801a2ff99c4a44a89a53fd7beab7f8a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2009-06-21T20:54:42Z",
    "title_canon_sha256": "507ecece8f684c947a16a15ae5baec992e293e82eaf6f0f96260d25c3c83f73b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.3897",
    "kind": "arxiv",
    "version": 1
  }
}