Pith Number

pith:H4VO3IKL

pith:2021:H4VO3IKLSQ2P2EABWSTBUS3N7C

not attested not anchored not stored refs pending

Detection of the YORP Effect on the contact-binary (68346) 2001 KZ66 from combined radar and optical observations

A. Fitzsimmons, A. Ro\.zek, B. Rozitis, C. Snodgrass, E. S. Howell, M. C. Nolan, P. R. Weissman, S. C. Lowry, S. F. Green, Tarik J. Zegmott

arxiv:2108.13494 v1 · 2021-08-30 · 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{H4VO3IKLSQ2P2EABWSTBUS3N7C}

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	2026-07-05T03:12:28.658971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f2aeda14b9434fd1001b4a61a4b6df8a631d58213770f9c3bff66b88424368c

Aliases

arxiv: 2108.13494 · arxiv_version: 2108.13494v1 · doi: 10.48550/arxiv.2108.13494 · pith_short_12: H4VO3IKLSQ2P · pith_short_16: H4VO3IKLSQ2P2EAB · pith_short_8: H4VO3IKL

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/H4VO3IKLSQ2P2EABWSTBUS3N7C \
  | 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: 3f2aeda14b9434fd1001b4a61a4b6df8a631d58213770f9c3bff66b88424368c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "faec1e6ff040776f0a9513d197fb60b0abd9c12538edb165e04f6258b7949f50",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2021-08-30T19:34:25Z",
    "title_canon_sha256": "8d86c47a8d6979b11360da5edb656c4bf4e11ded9593277cbf08992df98b2314"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2108.13494",
    "kind": "arxiv",
    "version": 1
  }
}