Pith Number

pith:SZNSZ5K5

pith:2021:SZNSZ5K5SJKUNMDHEL5CVI3KRE

not attested not anchored not stored refs pending

An optimal control approach to particle filtering

Amirhossein Taghvaei, Qinsheng Zhang, Yongxin Chen

arxiv:2110.03199 v1 · 2021-10-07 · 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{SZNSZ5K5SJKUNMDHEL5CVI3KRE}

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	2026-07-05T03:20:40.362426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

965b2cf55d925546b06722fa2aa36a890ed1194d6094cd4b3824a44e2d042dcf

Aliases

arxiv: 2110.03199 · arxiv_version: 2110.03199v1 · doi: 10.48550/arxiv.2110.03199 · pith_short_12: SZNSZ5K5SJKU · pith_short_16: SZNSZ5K5SJKUNMDH · pith_short_8: SZNSZ5K5

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/SZNSZ5K5SJKUNMDHEL5CVI3KRE \
  | 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: 965b2cf55d925546b06722fa2aa36a890ed1194d6094cd4b3824a44e2d042dcf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "669bb8da2c3e9a3baa1e4a9b405d6974b3edb1943708c4db8c0af91a5d4272e5",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SY"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2021-10-07T06:13:16Z",
    "title_canon_sha256": "4f42a80b827eac540a85a9aad3b3be96b7742249cebc6fb8b9fa9391be032131"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.03199",
    "kind": "arxiv",
    "version": 1
  }
}