Pith Number

pith:3T6WHEWZ

pith:2018:3T6WHEWZEFLICPYRZSMJNTXTF6

not attested not anchored not stored refs pending

A Global, Continuous, and Exponentially Convergent Observer for Gyro Bias and Attitude of a Rigid Body

Dong Eui Chang, Taeyoung Lee

arxiv:1805.04863 v2 · 2018-05-13 · 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{3T6WHEWZEFLICPYRZSMJNTXTF6}

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	2026-06-04T19:11:53.268962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dcfd6392d92156813f11cc9896cef32fb69c8938e6607d6b3620d83e01f572d9

Aliases

arxiv: 1805.04863 · arxiv_version: 1805.04863v2 · doi: 10.48550/arxiv.1805.04863 · pith_short_12: 3T6WHEWZEFLI · pith_short_16: 3T6WHEWZEFLICPYR · pith_short_8: 3T6WHEWZ

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/3T6WHEWZEFLICPYRZSMJNTXTF6 \
  | 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: dcfd6392d92156813f11cc9896cef32fb69c8938e6607d6b3620d83e01f572d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "309aadbd21f3232efad6a20d8115a39755998c01b3f516c502a4d752885e202c",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-05-13T11:29:08Z",
    "title_canon_sha256": "0f4c430bdd6f085d30ca5e81dd93b759b96c47aafb76dbb50469b54130d0ddd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.04863",
    "kind": "arxiv",
    "version": 2
  }
}