Pith Number

pith:VPC7L6ES

pith:2010:VPC7L6ESTBQFZ5AKH5GPZSGPMC

not attested not anchored not stored refs pending

VLA observations of water masers towards 6.7 GHz methanol maser sources

A.Bartkiewicz, A.Brunthaler, H.J.van Langevelde, M.J.Reid, M.Szymczak, Y.M.Pihlstr\"om

arxiv:1009.2334 v1 · 2010-09-13 · 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{VPC7L6ESTBQFZ5AKH5GPZSGPMC}

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	2026-05-18T02:05:31.320635Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abc5f5f89298605cf40a3f4cfcc8cf608c8f7a7500be652384f9d4ef810a17b2

Aliases

arxiv: 1009.2334 · arxiv_version: 1009.2334v1 · doi: 10.48550/arxiv.1009.2334 · pith_short_12: VPC7L6ESTBQF · pith_short_16: VPC7L6ESTBQFZ5AK · pith_short_8: VPC7L6ES

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/VPC7L6ESTBQFZ5AKH5GPZSGPMC \
  | 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: abc5f5f89298605cf40a3f4cfcc8cf608c8f7a7500be652384f9d4ef810a17b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91ea0b1795c89fc2350ca06f65c0d47f34e9920c51a336fe67ca2d90422be4dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-09-13T09:25:40Z",
    "title_canon_sha256": "0e027deb6cf5f5be98197a96d26b102bf9ea7de960e9f9af2746fab0277cf24c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.2334",
    "kind": "arxiv",
    "version": 1
  }
}