Pith Number

pith:F2NRN7MS

pith:2015:F2NRN7MSGT2DS4ZEJTVTFTLSWI

not attested not anchored not stored refs pending

Nonlinear Luenberger-like observers for some anthracnose models

David Bekolle, David Jaures Fotsa Mbogne, Duplex Elvis Houpa Danga

arxiv:1507.03261 v2 · 2015-07-12 · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2NRN7MSGT2DS4ZEJTVTFTLSWI}

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	2026-05-18T01:29:20.680927Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e9b16fd9234f43973244ceb32cd72b21e5c0d6ea925459fbdc89e82a13eee5c

Aliases

arxiv: 1507.03261 · arxiv_version: 1507.03261v2 · doi: 10.48550/arxiv.1507.03261 · pith_short_12: F2NRN7MSGT2D · pith_short_16: F2NRN7MSGT2DS4ZE · pith_short_8: F2NRN7MS

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/F2NRN7MSGT2DS4ZEJTVTFTLSWI \
  | 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: 2e9b16fd9234f43973244ceb32cd72b21e5c0d6ea925459fbdc89e82a13eee5c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebfca2bf287ab137795595186b01a4aeb7f7bf53b7c58f742a5329d0202e0acc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-07-12T18:58:59Z",
    "title_canon_sha256": "4e572b5d65a1a699d0af66014ac1211b96c4dbdcbbcd15658e34c2289fd319ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.03261",
    "kind": "arxiv",
    "version": 2
  }
}