Pith Number

pith:SD4JTWFQ

pith:2017:SD4JTWFQRG7ZNUWKIHD6JI4LTU

not attested not anchored not stored refs pending

Quantifying the (X/peanut)-shaped Structure of the Milky Way - New Constraints on the Bar Geometry

Alister W. Graham, Bogdan C. Ciambur, Joss Bland-Hawthorn

arxiv:1706.09902 v1 · 2017-06-29 · 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{SD4JTWFQRG7ZNUWKIHD6JI4LTU}

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	2026-05-18T00:36:31.022748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90f899d8b089bf96d2ca41c7e4a38b9d1d1afa8f77918a130f8ed15f93b0a464

Aliases

arxiv: 1706.09902 · arxiv_version: 1706.09902v1 · doi: 10.48550/arxiv.1706.09902 · pith_short_12: SD4JTWFQRG7Z · pith_short_16: SD4JTWFQRG7ZNUWK · pith_short_8: SD4JTWFQ

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/SD4JTWFQRG7ZNUWKIHD6JI4LTU \
  | 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: 90f899d8b089bf96d2ca41c7e4a38b9d1d1afa8f77918a130f8ed15f93b0a464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "105dc01fb8c5ae086687b3908d59ae578fd64b2bf5116f8f8a4a58d76259b69e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-06-29T18:00:06Z",
    "title_canon_sha256": "00789475f59d91229039cea2dcc2d3e8c0d1967a33ac719eb9370e56eebf9967"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.09902",
    "kind": "arxiv",
    "version": 1
  }
}