Pith Number

pith:WROQ2DOC

pith:2015:WROQ2DOCYJBHFN5TZXEDLVQW7J

not attested not anchored not stored refs pending

Optimal Estimation with Limited Measurements and Noisy Communication

Emrah Akyol, Tamer Basar, Xiaobin Gao

arxiv:1509.08331 v1 · 2015-09-28 · cs.SY · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WROQ2DOCYJBHFN5TZXEDLVQW7J}

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	2026-05-18T00:58:34.897302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b45d0d0dc2c24272b7b3cdc835d616fa583d85798313acde97e1727888050c9f

Aliases

arxiv: 1509.08331 · arxiv_version: 1509.08331v1 · doi: 10.48550/arxiv.1509.08331 · pith_short_12: WROQ2DOCYJBH · pith_short_16: WROQ2DOCYJBHFN5T · pith_short_8: WROQ2DOC

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/WROQ2DOCYJBHFN5TZXEDLVQW7J \
  | 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: b45d0d0dc2c24272b7b3cdc835d616fa583d85798313acde97e1727888050c9f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4eb83f3cdb82eb8302fa37a84950ff7474b61f8c6a75601930ce465dff12bf6f",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2015-09-28T14:30:42Z",
    "title_canon_sha256": "29f669ce6a44a4475f81a619e386cfabe8b5eb30ec32d09eede87963c79da0aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.08331",
    "kind": "arxiv",
    "version": 1
  }
}