Pith Number

pith:GQPQGKIE

pith:2009:GQPQGKIE5U7NSXOTD2E2GAJV44

not attested not anchored not stored refs pending

Absolute positions of 6.7-GHz methanol masers

A.Brunthaler, A.M.Sobolev, B.Ritter, J.D.Pandian, J.J.Li, K.M.Menten, M.A.Voronkov, Y.Xu

arxiv:0908.3933 v1 · 2009-08-27 · astro-ph.GA · 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{GQPQGKIE5U7NSXOTD2E2GAJV44}

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.

Cited by

1 paper in Pith

Cosmic Rulers: Masers as Tools for Probing Structure in the Galaxy and Beyond, from AU to kpc

Receipt and verification

First computed	2026-05-18T02:12:22.402360Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

341f032904ed3ed95dd31e89a30135e72f54d2a509247f0515876e17f1056fd1

Aliases

arxiv: 0908.3933 · arxiv_version: 0908.3933v1 · doi: 10.48550/arxiv.0908.3933 · pith_short_12: GQPQGKIE5U7N · pith_short_16: GQPQGKIE5U7NSXOT · pith_short_8: GQPQGKIE

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/GQPQGKIE5U7NSXOTD2E2GAJV44 \
  | 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: 341f032904ed3ed95dd31e89a30135e72f54d2a509247f0515876e17f1056fd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4f566333bd995838cff5e6682c0ac95add4ddee7bdc2683fa688c5cc1e5f8f8",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-08-27T04:29:21Z",
    "title_canon_sha256": "dcf70f70aae2736aa49f637e036284138423e3ccc09b580a37a4e1c1f63474a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3933",
    "kind": "arxiv",
    "version": 1
  }
}