Pith Number

pith:NNHLU65X

pith:2013:NNHLU65X423EPODAQJPPWAQFAD

not attested not anchored not stored refs pending

Galactic Rotation Curve and Spiral Density Wave Parameters from 73 Masers

Anisa Bajkova, Vadim Bobylev

arxiv:1310.7189 v1 · 2013-10-27 · 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{NNHLU65X423EPODAQJPPWAQFAD}

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	2026-05-18T03:08:45.987644Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6b4eba7bb7e6b647b860825efb020500ca18fb76dce41bb738d4e5b78ee13df5

Aliases

arxiv: 1310.7189 · arxiv_version: 1310.7189v1 · doi: 10.48550/arxiv.1310.7189 · pith_short_12: NNHLU65X423E · pith_short_16: NNHLU65X423EPODA · pith_short_8: NNHLU65X

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/NNHLU65X423EPODAQJPPWAQFAD \
  | 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: 6b4eba7bb7e6b647b860825efb020500ca18fb76dce41bb738d4e5b78ee13df5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f68e5e16f9730ade687d4a44f1d399551f3e58d4a82bbf2a87a17cc09bf8038e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2013-10-27T12:31:08Z",
    "title_canon_sha256": "60aaad3d260c14e8f5d6bf33b57a631831520e468ab7ca9f3749668b4fd783c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.7189",
    "kind": "arxiv",
    "version": 1
  }
}