Pith Number

pith:FTZRBCZ5

pith:2020:FTZRBCZ5GKQJZA26H24U7LGNQT

not attested not anchored not stored refs pending

Fuel-Efficient Powered Descent Guidance on Large Planetary Bodies via Theory of Functional Connections

Daniele Mortari, Enrico Schiassi, Hunter Johnston, Roberto Furfaro

arxiv:2001.03572 v1 · 2020-01-10 · math.OC · cs.SY · eess.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{FTZRBCZ5GKQJZA26H24U7LGNQT}

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	2026-07-05T01:39:55.657336Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cf3108b3d32a09c835e3eb94faccd84cec386635a4dc9f6ee654f2569e306f6

Aliases

arxiv: 2001.03572 · arxiv_version: 2001.03572v1 · doi: 10.48550/arxiv.2001.03572 · pith_short_12: FTZRBCZ5GKQJ · pith_short_16: FTZRBCZ5GKQJZA26 · pith_short_8: FTZRBCZ5

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/FTZRBCZ5GKQJZA26H24U7LGNQT \
  | 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: 2cf3108b3d32a09c835e3eb94faccd84cec386635a4dc9f6ee654f2569e306f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9260e7b41720f420ea4971c38039557e1e0c9f1a9db12c39a0d2a56ec321b029",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2020-01-10T17:34:15Z",
    "title_canon_sha256": "f966d6bae34484fa66a7ca775e58fe57b9b1a53fe9cfe44a345ad26ec6693592"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.03572",
    "kind": "arxiv",
    "version": 1
  }
}