Pith Number

pith:ILUYFFUK

pith:2016:ILUYFFUKJRCNPNWKP7W7VYVQBQ

not attested not anchored not stored refs pending

Position and Velocity estimation of Re-entry Vehicles using Fast Unscented Kalman Filters

Andrew Dempster, Li Qiao, Sanat Biswas

arxiv:1611.09702 v1 · 2016-11-25 · 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{ILUYFFUKJRCNPNWKP7W7VYVQBQ}

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	2026-05-18T00:56:13.245997Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42e982968a4c44d7b6ca7fedfae2b00c28720e02e9d7ad8bf8ba77bdd1b50800

Aliases

arxiv: 1611.09702 · arxiv_version: 1611.09702v1 · doi: 10.48550/arxiv.1611.09702 · pith_short_12: ILUYFFUKJRCN · pith_short_16: ILUYFFUKJRCNPNWK · pith_short_8: ILUYFFUK

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/ILUYFFUKJRCNPNWKP7W7VYVQBQ \
  | 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: 42e982968a4c44d7b6ca7fedfae2b00c28720e02e9d7ad8bf8ba77bdd1b50800

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cffbd325875bdcc2990b810dc811baf58395471bf1945905ec2ceac2f962ac0e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2016-11-25T03:25:38Z",
    "title_canon_sha256": "93e22923c52aec67e46479dad3d4e90efbda7f03ab9d6fe6e805deb388a481bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.09702",
    "kind": "arxiv",
    "version": 1
  }
}