Pith Number

pith:ZKGH7CUD

pith:2016:ZKGH7CUDA7D7U3ZHNOJUCHL7Q5

not attested not anchored not stored refs pending

Search for substellar-mass companions and asymmetries in their parent discs

A. Aarnio, C. Espaillat, D. J. Wilner, J. D. Monnier, J. Kluska, M. Ireland, M. L. Sitko, M. Willson, N. Calvet, S. Kraus

arxiv:1608.03629 v1 · 2016-08-11 · 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{ZKGH7CUDA7D7U3ZHNOJUCHL7Q5}

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	2026-05-18T01:01:22.519146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca8c7f8a8307c7fa6f276b93411d7f87610c412214bbab3411264e72a6b03f40

Aliases

arxiv: 1608.03629 · arxiv_version: 1608.03629v1 · doi: 10.48550/arxiv.1608.03629 · pith_short_12: ZKGH7CUDA7D7 · pith_short_16: ZKGH7CUDA7D7U3ZH · pith_short_8: ZKGH7CUD

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/ZKGH7CUDA7D7U3ZHNOJUCHL7Q5 \
  | 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: ca8c7f8a8307c7fa6f276b93411d7f87610c412214bbab3411264e72a6b03f40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab6b28a66b3841637b8600b2aca4764e15f58ab8c72bf40920fd408da5df4d39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2016-08-11T22:45:26Z",
    "title_canon_sha256": "5320caeb3b3e179bd61ef4d56ee3aa8add78b3ef07157e780d8c915983acfbb1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1608.03629",
    "kind": "arxiv",
    "version": 1
  }
}