Pith Number

pith:ZWHLDFHI

pith:2017:ZWHLDFHIQ3ONHTKJY3OHGQ6NB2

not attested not anchored not stored refs pending

Automated Design of CubeSats and Small Spacecrafts

Himangshu Kalita, Jekan Thangavelautham

arxiv:1701.01742 v1 · 2017-01-06 · astro-ph.IM · cs.SY

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZWHLDFHIQ3ONHTKJY3OHGQ6NB2}

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	2026-05-18T00:52:03.591648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd8eb194e886dcd3cd49c6dc7343cd0e85178cb38f047a4f0ebed320a91a5ab1

Aliases

arxiv: 1701.01742 · arxiv_version: 1701.01742v1 · doi: 10.48550/arxiv.1701.01742 · pith_short_12: ZWHLDFHIQ3ON · pith_short_16: ZWHLDFHIQ3ONHTKJ · pith_short_8: ZWHLDFHI

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/ZWHLDFHIQ3ONHTKJY3OHGQ6NB2 \
  | 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: cd8eb194e886dcd3cd49c6dc7343cd0e85178cb38f047a4f0ebed320a91a5ab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7036ebd2c814e3040dcd824941c21449a5ca27f4a2bb1a080da0a3bfa6db2ce3",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-01-06T19:42:44Z",
    "title_canon_sha256": "02e6aee3af1cfd70ac89f9907f4ef6c06917dbb21aa192ce4dc2665b5d053d88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.01742",
    "kind": "arxiv",
    "version": 1
  }
}