Pith Number

pith:QWMUC6EW

pith:2014:QWMUC6EWIC6TYIIMSOBZFKQDRG

not attested not anchored not stored refs pending

A Round-Robin Type Protocol for Distributed Estimation with $H_\infty$ Consensus

E. Fridman, V. Ugrinovskii

arxiv:1405.1879 v1 · 2014-05-08 · 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{QWMUC6EWIC6TYIIMSOBZFKQDRG}

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	2026-05-18T02:52:15.229138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

859941789640bd3c210c938392aa038990ca4720f87179d691c99a32df9cb5f1

Aliases

arxiv: 1405.1879 · arxiv_version: 1405.1879v1 · doi: 10.48550/arxiv.1405.1879 · pith_short_12: QWMUC6EWIC6T · pith_short_16: QWMUC6EWIC6TYIIM · pith_short_8: QWMUC6EW

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/QWMUC6EWIC6TYIIMSOBZFKQDRG \
  | 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: 859941789640bd3c210c938392aa038990ca4720f87179d691c99a32df9cb5f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0e1f2bd455b7cd0dd5f9aa60147f91735d6964f83f53f08af83f254c8782205",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SY",
    "submitted_at": "2014-05-08T11:06:20Z",
    "title_canon_sha256": "d7c509de33e5bfe1e3d003a08e8e9130197c9e82e573e10ea217029a82fbf8eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1879",
    "kind": "arxiv",
    "version": 1
  }
}