Pith Number

pith:MB6M4VG4

pith:2019:MB6M4VG4I74QRXBHTAFQZSLEB5

not attested not anchored not stored refs pending

Design of a Ballistically-Launched Foldable Multirotor

Amanda Bouman, Brett Kennedy, Daniel Pastor, Jacob Izraelevitz, Joel Burdick, Paul Nadan

arxiv:1911.05639 v1 · 2019-11-13 · eess.SY · 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{MB6M4VG4I74QRXBHTAFQZSLEB5}

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	2026-07-05T00:49:00.995885Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

607cce54dc47f908dc27980b0cc9640f470d0e20ca4ca017857aa9605c08714e

Aliases

arxiv: 1911.05639 · arxiv_version: 1911.05639v1 · doi: 10.48550/arxiv.1911.05639 · pith_short_12: MB6M4VG4I74Q · pith_short_16: MB6M4VG4I74QRXBH · pith_short_8: MB6M4VG4

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/MB6M4VG4I74QRXBHTAFQZSLEB5 \
  | 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: 607cce54dc47f908dc27980b0cc9640f470d0e20ca4ca017857aa9605c08714e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fe957ecc7f8899842fb470fe406f92d1aba51fada19a43b6270a8210eb21c2b",
    "cross_cats_sorted": [
      "cs.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2019-11-13T17:16:51Z",
    "title_canon_sha256": "15d8e28d83abfc1ac4c939bf14f5ca94dbb655c540fabdba82e112762a64deaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1911.05639",
    "kind": "arxiv",
    "version": 1
  }
}