Pith Number

pith:FFAAPJEC

pith:2012:FFAAPJEC7MZMJZ5DJH3FUIIQ7U

not attested not anchored not stored refs pending

Non-asymptotic fractional order differentiators via an algebraic parametric method

Dayan Liu (KAUST-MCSE), LAGIS), LSIS), Olivier Gibaru (INRIA Lille - Nord Europe, Wilfrid Perruquetti (INRIA Lille - Nord Europe

arxiv:1207.0129 v1 · 2012-06-30 · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FFAAPJEC7MZMJZ5DJH3FUIIQ7U}

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	2026-05-18T03:52:00.264366Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

294007a482fb32c4e7a349f65a2110fd08b3e76ab5ee6be93cb57d5c264badf3

Aliases

arxiv: 1207.0129 · arxiv_version: 1207.0129v1 · doi: 10.48550/arxiv.1207.0129 · pith_short_12: FFAAPJEC7MZM · pith_short_16: FFAAPJEC7MZMJZ5D · pith_short_8: FFAAPJEC

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/FFAAPJEC7MZMJZ5DJH3FUIIQ7U \
  | 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: 294007a482fb32c4e7a349f65a2110fd08b3e76ab5ee6be93cb57d5c264badf3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "18b2f33bd5aa739bad666fec189d60acf10f0d8369d9f6d4b2f19c91879a971b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2012-06-30T19:21:57Z",
    "title_canon_sha256": "5bfe2e18296640a830b1b032c4a7d7303382713e7977404cab197727dee9525a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.0129",
    "kind": "arxiv",
    "version": 1
  }
}