Pith Number

pith:LKBUDV6W

pith:2019:LKBUDV6W4MYWPRLKWZO5P35IN3

not attested not anchored not stored refs pending

A statistically significant lack of debris discs in medium separation binary systems

Ben Yelverton, Grant M. Kennedy, Kate Y. L. Su, Mark C. Wyatt

arxiv:1907.04800 v2 · 2019-07-10 · 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{LKBUDV6W4MYWPRLKWZO5P35IN3}

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	2026-05-17T23:40:29.643566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a8341d7d6e33167c56ab65dd7efa86ed40dea1cc8645a64c03ea95ebd299bf0

Aliases

arxiv: 1907.04800 · arxiv_version: 1907.04800v2 · doi: 10.48550/arxiv.1907.04800 · pith_short_12: LKBUDV6W4MYW · pith_short_16: LKBUDV6W4MYWPRLK · pith_short_8: LKBUDV6W

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/LKBUDV6W4MYWPRLKWZO5P35IN3 \
  | 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: 5a8341d7d6e33167c56ab65dd7efa86ed40dea1cc8645a64c03ea95ebd299bf0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85d8f02854c067e3b08df643def287c89d0dad527569b9a72584754290579029",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2019-07-10T15:36:09Z",
    "title_canon_sha256": "07f399ed3725c958d664836a0c6764c2720717e9a016614f4c1563d7ddc55c43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04800",
    "kind": "arxiv",
    "version": 2
  }
}