Pith Number

pith:VRILMWKH

pith:2012:VRILMWKHBFQFLAXGRJJHM2TRCQ

not attested not anchored not stored refs pending

Milliarcsecond structure of water maser emission in two young high-mass stellar objects associated with methanol masers

((1) Torun Centre for Astronomy, 3), Anna Bartkiewicz (1), Dwingeloo, Huib Jan van Langevelde (2, Leiden, Leiden University, Marian Szymczak (1), Nicolaus Copernicus University, Poland (2) Joint Institute for VLBI in Europe, the Netherlands), The Netherlands (3) Sterrewacht Leiden, Torun

arxiv:1204.0806 v1 · 2012-04-03 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VRILMWKHBFQFLAXGRJJHM2TRCQ}

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	2026-05-18T01:57:57.416977Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac50b6594709605582e68a52766a71143daeaa658d166d5a22af19519709ea46

Aliases

arxiv: 1204.0806 · arxiv_version: 1204.0806v1 · doi: 10.48550/arxiv.1204.0806 · pith_short_12: VRILMWKHBFQF · pith_short_16: VRILMWKHBFQFLAXG · pith_short_8: VRILMWKH

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/VRILMWKHBFQFLAXGRJJHM2TRCQ \
  | 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: ac50b6594709605582e68a52766a71143daeaa658d166d5a22af19519709ea46

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc4b7ae5d7306da575d0dbbb505dfb6c451b78f0d673a2ee08b3f63c2b00ff2f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-04-03T20:31:58Z",
    "title_canon_sha256": "b81e4595484745822541931f89a80ae19d87064bd0ac40bd8ee74683cf6e4d3d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.0806",
    "kind": "arxiv",
    "version": 1
  }
}