Pith Number

pith:4CKIEJTT

pith:2020:4CKIEJTTXLDVW7MVIRBT7YVVDA

not attested not anchored not stored refs pending

Bistatic Radar Observations of Near-Earth Asteroid (163899) 2003 SD220 from the Southern Hemisphere

Blake Molyneux, Chris J. Phillips, Craig Benson, Ed Kruzins, Graham Baines, Jamie B. Stevens, John E. Reynolds, Jon D. Giorgini, Joseph Lazio, Lance A.M. Benner, Martin A. Slade, Nick J.S. Stacy, Philip G. Edwards, Shantanu P. Naidu, Shinji Horiuchi, Zohair Abu-Shaban

arxiv:2012.02519 v1 · 2020-12-04 · 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{4CKIEJTTXLDVW7MVIRBT7YVVDA}

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	2026-07-05T02:04:48.820029Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e094822673bac75b7d9544433fe2b5180a81f1223fa066721365fcc25f654761

Aliases

arxiv: 2012.02519 · arxiv_version: 2012.02519v1 · doi: 10.48550/arxiv.2012.02519 · pith_short_12: 4CKIEJTTXLDV · pith_short_16: 4CKIEJTTXLDVW7MV · pith_short_8: 4CKIEJTT

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/4CKIEJTTXLDVW7MVIRBT7YVVDA \
  | 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: e094822673bac75b7d9544433fe2b5180a81f1223fa066721365fcc25f654761

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f681fb24f4cd3dcecc354114a4131cf7fa20e7b31e3a67239cddb3778b2f1454",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2020-12-04T11:00:17Z",
    "title_canon_sha256": "a8b25c5243a0c61b22047476ed3e56ebd6f9bc90bbabf239108fed9dfce78caf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.02519",
    "kind": "arxiv",
    "version": 1
  }
}