Pith Number

pith:47BZVXBE

pith:2015:47BZVXBEDKYIOXQDPNYFXGH4RZ

not attested not anchored not stored refs pending

Interconnected Observers for Robust Decentralized Estimation with Performance Guarantees and Optimized Connectivity Graph

Ricardo G. Sanfelice, Yuchun Li

arxiv:1503.08706 v1 · 2015-03-30 · math.OC · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{47BZVXBEDKYIOXQDPNYFXGH4RZ}

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	2026-05-18T02:20:01.072614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7c39adc241ab0875e037b705b98fc8e457e91a618e4323e9d1d55a662523413

Aliases

arxiv: 1503.08706 · arxiv_version: 1503.08706v1 · doi: 10.48550/arxiv.1503.08706 · pith_short_12: 47BZVXBEDKYI · pith_short_16: 47BZVXBEDKYIOXQD · pith_short_8: 47BZVXBE

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/47BZVXBEDKYIOXQDPNYFXGH4RZ \
  | 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: e7c39adc241ab0875e037b705b98fc8e457e91a618e4323e9d1d55a662523413

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b9cb399a4b36809470ded1d2551cf5e103b29bcbe5f659e8ec63a6dc79f2b21d",
    "cross_cats_sorted": [
      "math.DS"
    ],
    "license": "http://creativecommons.org/licenses/by/3.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-03-30T15:18:49Z",
    "title_canon_sha256": "63a3b8c55cd01d3ce625f9c0556745c09564c998ed432cc49650579ad3aa1084"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.08706",
    "kind": "arxiv",
    "version": 1
  }
}