Pith Number

pith:SZS3TY5G

pith:2022:SZS3TY5GCZ7SABU4CUL4334HFJ

not attested not anchored not stored refs pending

Operating Spacecraft Around Comets: Evaluation of the Near-Nucleus Environment

A.F. Cheng, C.M. Lisse, D.J. Scheeres, H.A. Weaver, J. Leary, J. McMahon, M.R. Combi, N. Dello Russo, S. Sandford, T.L. Farnham, U. Fink, W.M. Harris

arxiv:2201.11024 v1 · 2022-01-26 · astro-ph.EP · astro-ph.IM

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SZS3TY5GCZ7SABU4CUL4334HFJ}

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	2026-07-05T04:13:50.024642Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9665b9e3a6167f20069c1517cdef872a434d28aa89dd7b3914aaf0e9844c331f

Aliases

arxiv: 2201.11024 · arxiv_version: 2201.11024v1 · doi: 10.48550/arxiv.2201.11024 · pith_short_12: SZS3TY5GCZ7S · pith_short_16: SZS3TY5GCZ7SABU4 · pith_short_8: SZS3TY5G

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/SZS3TY5GCZ7SABU4CUL4334HFJ \
  | 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: 9665b9e3a6167f20069c1517cdef872a434d28aa89dd7b3914aaf0e9844c331f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "102fd8a5e20511f1a898ca30256e5ebe2957c3f265ea0d0944d601e5a464df34",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2022-01-26T15:58:09Z",
    "title_canon_sha256": "74f50a99fce368116a90504c5f4a71fb606b031a069df8b3135b979708b68651"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.11024",
    "kind": "arxiv",
    "version": 1
  }
}