Pith Number

pith:FTUSM4EG

pith:2017:FTUSM4EG75Z6O5KUPGDPASFPKR

not attested not anchored not stored refs pending

Control of a Bucket-Wheel for Surface Mining of Asteroids and Small-Bodies

Erik Asphaug, Jekan Thangavelautham, Ravi Teja Nallapu

arxiv:1702.00335 v2 · 2017-02-01 · cs.SY · 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{FTUSM4EG75Z6O5KUPGDPASFPKR}

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	2026-05-18T00:50:16.857251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ce9267086ff73e775547986f048af547e467114cfa23222d371fd1fd37750cc

Aliases

arxiv: 1702.00335 · arxiv_version: 1702.00335v2 · doi: 10.48550/arxiv.1702.00335 · pith_short_12: FTUSM4EG75Z6 · pith_short_16: FTUSM4EG75Z6O5KU · pith_short_8: FTUSM4EG

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/FTUSM4EG75Z6O5KUPGDPASFPKR \
  | 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: 2ce9267086ff73e775547986f048af547e467114cfa23222d371fd1fd37750cc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac9e2860a0a374d378fb68135d8da04f885b67519db8f2083d22745713a3fc56",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2017-02-01T16:14:51Z",
    "title_canon_sha256": "1bf8178cf6f2761b57988592902df6af7924c310c61da1964c70b4967cc9fc7a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1702.00335",
    "kind": "arxiv",
    "version": 2
  }
}