Pith Number

pith:GUBEGQ2C

pith:2023:GUBEGQ2CLLMXOL5CWEZRYFDFZX

not attested not anchored not stored refs pending

AlgDiff: An open source toolbox for the design, analysis and discretisation of algebraic differentiators

Amine Othmane, Joachim Rudolph

arxiv:2308.04888 v1 · 2023-08-09 · eess.SY · cs.SY · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GUBEGQ2CLLMXOL5CWEZRYFDFZX}

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	2026-07-05T06:39:44.298841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35024343425ad9772fa2b1331c1465cdf7765abd68eafe749cd893db83953de7

Aliases

arxiv: 2308.04888 · arxiv_version: 2308.04888v1 · doi: 10.48550/arxiv.2308.04888 · pith_short_12: GUBEGQ2CLLMX · pith_short_16: GUBEGQ2CLLMXOL5C · pith_short_8: GUBEGQ2C

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/GUBEGQ2CLLMXOL5CWEZRYFDFZX \
  | 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: 35024343425ad9772fa2b1331c1465cdf7765abd68eafe749cd893db83953de7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae75ad661b1f41ed86e8e885c06519c2b70f9913e577b7b3fa287097b27f0740",
    "cross_cats_sorted": [
      "cs.SY",
      "eess.SP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "eess.SY",
    "submitted_at": "2023-08-09T11:39:39Z",
    "title_canon_sha256": "3f4d0d2529d6a0cb600d3198dce22ba53483e1d0ff1596131c04b9af53859c8c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2308.04888",
    "kind": "arxiv",
    "version": 1
  }
}