Pith Number

pith:BBDBPBGB

pith:2017:BBDBPBGBUIFDDKSKTVBUIPEQTS

not attested not anchored not stored refs pending

Strong suppression of star formation and spiral arm formation in disk galaxies with counter-rotating gas disks

Kenji Bekki, Omima Osman

arxiv:1708.09232 v1 · 2017-08-30 · 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{BBDBPBGBUIFDDKSKTVBUIPEQTS}

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	2026-05-18T00:36:20.535693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08461784c1a20a31aa4a9d43443c909c90b26055d24b6dd202a2b924fd6f0059

Aliases

arxiv: 1708.09232 · arxiv_version: 1708.09232v1 · doi: 10.48550/arxiv.1708.09232 · pith_short_12: BBDBPBGBUIFD · pith_short_16: BBDBPBGBUIFDDKSK · pith_short_8: BBDBPBGB

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/BBDBPBGBUIFDDKSKTVBUIPEQTS \
  | 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: 08461784c1a20a31aa4a9d43443c909c90b26055d24b6dd202a2b924fd6f0059

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29a81d76919a32af229ade54c11538b63c1fac53b20303e94b7fdcdcac09c3c0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-08-30T12:20:16Z",
    "title_canon_sha256": "43c635ec4db8cf167cadb966d0104011336f5096c635a5a18fdad971098c930b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09232",
    "kind": "arxiv",
    "version": 1
  }
}