Pith Number

pith:2NUKZYJA

pith:2023:2NUKZYJAYOQNZPSBXVGJICDUXH

not attested not anchored not stored refs pending

The apparent absence of forward scattering in the HD 53143 debris disk

Alycia J. Weinberger, Bin Ren, Christopher C. Stark, Elodie Choquet, Glenn Schneider, Meredith A. MacGregor, Spencer A. Hurt, Ward S. Howard

arxiv:2304.07370 v1 · 2023-04-14 · 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{2NUKZYJAYOQNZPSBXVGJICDUXH}

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	2026-07-05T06:01:20.371557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d368ace120c3a0dcbe41bd4c940874b9d964abf369a7f0426a0c6cc8b95c1394

Aliases

arxiv: 2304.07370 · arxiv_version: 2304.07370v1 · doi: 10.48550/arxiv.2304.07370 · pith_short_12: 2NUKZYJAYOQN · pith_short_16: 2NUKZYJAYOQNZPSB · pith_short_8: 2NUKZYJA

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/2NUKZYJAYOQNZPSBXVGJICDUXH \
  | 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: d368ace120c3a0dcbe41bd4c940874b9d964abf369a7f0426a0c6cc8b95c1394

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "491e4e09f09dd5755c1d77e2f0d277636d39deff8abdf9388c9f81310ba21995",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2023-04-14T20:04:50Z",
    "title_canon_sha256": "975c14537d223901ad636d7bb1d4866f6abb0d1dbfe2f3103419b19dec6ed6f1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.07370",
    "kind": "arxiv",
    "version": 1
  }
}