Pith Number

pith:43JBITUI

pith:2011:43JBITUIBFV4IOHYTTOOGHHSKB

not attested not anchored not stored refs pending

Understanding the spiral structure of the Milky Way using the local kinematic groups

B. Pichardo, E. Moreno, F. Figueras, M. Romero-G\'omez, O.Valenzuela, T. Antoja

arxiv:1106.1170 v1 · 2011-06-06 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{43JBITUIBFV4IOHYTTOOGHHSKB}

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	2026-05-18T02:01:41.599540Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6d2144e88096bc438f89cdce31cf2505fc4c2f98bb0673c8934a9973f6cd6fc

Aliases

arxiv: 1106.1170 · arxiv_version: 1106.1170v1 · doi: 10.48550/arxiv.1106.1170 · pith_short_12: 43JBITUIBFV4 · pith_short_16: 43JBITUIBFV4IOHY · pith_short_8: 43JBITUI

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/43JBITUIBFV4IOHYTTOOGHHSKB \
  | 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: e6d2144e88096bc438f89cdce31cf2505fc4c2f98bb0673c8934a9973f6cd6fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00c8235437701b4e1c0bdcdb60d1327a8e30ea8616f3ba2732723603f6acfcc2",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2011-06-06T20:00:03Z",
    "title_canon_sha256": "61835982dd85cdf6a51fd45e3c340202dd0a685e44b4744bd5e972b8dcfb67cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.1170",
    "kind": "arxiv",
    "version": 1
  }
}