Pith Number

pith:IPNNUBEN

pith:2014:IPNNUBEN4SFYSUHGWFW777G2BO

not attested not anchored not stored refs pending

Electric sail control mode for amplified transverse thrust

Jouni Envall, Pekka Janhunen, Petri Toivanen

arxiv:1411.4440 v1 · 2014-11-17 · 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{IPNNUBEN4SFYSUHGWFW777G2BO}

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	2026-05-18T01:41:30.001455Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43dada048de48b8950e6b16dfffcda0bad3505231323b43f0317d40ffa587f78

Aliases

arxiv: 1411.4440 · arxiv_version: 1411.4440v1 · doi: 10.48550/arxiv.1411.4440 · pith_short_12: IPNNUBEN4SFY · pith_short_16: IPNNUBEN4SFYSUHG · pith_short_8: IPNNUBEN

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/IPNNUBEN4SFYSUHGWFW777G2BO \
  | 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: 43dada048de48b8950e6b16dfffcda0bad3505231323b43f0317d40ffa587f78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ecdb5c7338a61535e2d9249b02bdd2f527d4efbb7114d52dacbc842796aaa0ef",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2014-11-17T11:28:51Z",
    "title_canon_sha256": "b98e27aa061bcdc5584442d28959a96551886c9e29ec440288713db6e32ee6b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.4440",
    "kind": "arxiv",
    "version": 1
  }
}