Pith Number

pith:5AAY2ISF

pith:2019:5AAY2ISF75MURLOXG647WJYIYH

not attested not anchored not stored refs pending

The Construction of High Order Convergent Look-Ahead Finite Difference Formulas for Zhang Neural Networks

Frank Uhlig

arxiv:1904.10569 v1 · 2019-04-23 · 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{5AAY2ISF75MURLOXG647WJYIYH}

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	2026-05-17T23:47:53.371617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8018d2245ff5948add737b9fb2708c1e891837e4fcdf89002aead6adfeb8c03

Aliases

arxiv: 1904.10569 · arxiv_version: 1904.10569v1 · doi: 10.48550/arxiv.1904.10569 · pith_short_12: 5AAY2ISF75MU · pith_short_16: 5AAY2ISF75MURLOX · pith_short_8: 5AAY2ISF

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/5AAY2ISF75MURLOXG647WJYIYH \
  | 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: e8018d2245ff5948add737b9fb2708c1e891837e4fcdf89002aead6adfeb8c03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf8395a5b0386cce65b8cec4ba38ce1d1ba263f00f9ca42513d4bf4d5b535f16",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2019-04-23T23:38:06Z",
    "title_canon_sha256": "eccbe02f72d4e94947564d76996700072d963902086ded52013bf3cdb3f9ea97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.10569",
    "kind": "arxiv",
    "version": 1
  }
}