Pith Number

pith:TMUURWPU

pith:2019:TMUURWPUZMJH2QKF2PNTJ52QIB

not attested not anchored not stored refs pending

Blobs, spiral arms, and a possible planet around HD 169142

A. Boccaletti, A. Cheetham, A.M. Lagrange, A. Pavlov, A. Vigan, A. Zurlo, C. Lazzoni, D. Fantinel, D. Mesa, E. Sissa, F. Madec, F. Wildi, G. Chauvin, J. DeBoer, L. Gluck, M. Bonnefoy, M. Feldt, M. Janson, M. Jaquet, M. Langlois, M. Meyer, P. Baudoz, R. Gratton, R. Ligi, S. Desidera, T. Henning, V. D'Orazi

arxiv:1901.06555 v1 · 2019-01-19 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TMUURWPUZMJH2QKF2PNTJ52QIB}

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	2026-05-17T23:50:08.476236Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b2948d9f4cb127d4145d3db34f75040525e59e8349a8c7146cb3d99e5cc5fc2

Aliases

arxiv: 1901.06555 · arxiv_version: 1901.06555v1 · doi: 10.48550/arxiv.1901.06555 · pith_short_12: TMUURWPUZMJH · pith_short_16: TMUURWPUZMJH2QKF · pith_short_8: TMUURWPU

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/TMUURWPUZMJH2QKF2PNTJ52QIB \
  | 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: 9b2948d9f4cb127d4145d3db34f75040525e59e8349a8c7146cb3d99e5cc5fc2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50476d22e914b4c1d4c4090a15ca617eb012f2ad781a2c2cb117ec98b2916a24",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-01-19T16:56:45Z",
    "title_canon_sha256": "29f47c494e09ec2990b20908f0d9711017962b5e7101eb574f8fcb51e18bc73e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.06555",
    "kind": "arxiv",
    "version": 1
  }
}