Pith Number

pith:IKMD3KQG

pith:2019:IKMD3KQGBJCBZHFMRLPPF5XG7N

not attested not anchored not stored refs pending

Building Small-Satellites to Live Through the Kessler Effect

Himangshu Kalita, Jekan Thangavelautham, Ravi Teja Nallapu, Steven Morad

arxiv:1909.01342 v1 · 2019-09-02 · astro-ph.IM · cs.RO · physics.space-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IKMD3KQGBJCBZHFMRLPPF5XG7N}

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	2026-07-05T00:02:15.473720Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42983daa060a441c9cac8adef2f6e6fb6a275e8cbb9bbbbdf514ba104340c418

Aliases

arxiv: 1909.01342 · arxiv_version: 1909.01342v1 · doi: 10.48550/arxiv.1909.01342 · pith_short_12: IKMD3KQGBJCB · pith_short_16: IKMD3KQGBJCBZHFM · pith_short_8: IKMD3KQG

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/IKMD3KQGBJCBZHFMRLPPF5XG7N \
  | 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: 42983daa060a441c9cac8adef2f6e6fb6a275e8cbb9bbbbdf514ba104340c418

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11c54ed38a254dc96d45c84d2459b78cda35e50f07537ecd5f89332591eb79f9",
    "cross_cats_sorted": [
      "cs.RO",
      "physics.space-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-09-02T06:29:17Z",
    "title_canon_sha256": "d9d3de0a0cf979200930afc8758837e67bbe286af5a188bc5d4ea251d7092e69"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.01342",
    "kind": "arxiv",
    "version": 1
  }
}