Pith Number

pith:YFPFFTBC

pith:2017:YFPFFTBCGBFTCDFDRYJMYXUZVQ

not attested not anchored not stored refs pending

Classification of five-point differential-difference equations II

D. Levi, R.I. Yamilov, R.N. Garifullin

arxiv:1708.02456 v1 · 2017-08-08 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YFPFFTBCGBFTCDFDRYJMYXUZVQ}

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.

Cited by

1 paper in Pith

On matrix Lax representations for (1+1)-dimensional evolutionary differential-difference equations

Receipt and verification

First computed	2026-05-18T00:23:34.401922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c15e52cc22304b310ca38e12cc5e99ac1d3db313cf241d441a858d09dd79c141

Aliases

arxiv: 1708.02456 · arxiv_version: 1708.02456v1 · doi: 10.48550/arxiv.1708.02456 · pith_short_12: YFPFFTBCGBFT · pith_short_16: YFPFFTBCGBFTCDFD · pith_short_8: YFPFFTBC

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/YFPFFTBCGBFTCDFDRYJMYXUZVQ \
  | 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: c15e52cc22304b310ca38e12cc5e99ac1d3db313cf241d441a858d09dd79c141

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61142cb4a5fdec6f1474e4c1a028bb50e110d9b6e799fa7cfc9c97caa7fe28cd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2017-08-08T12:05:16Z",
    "title_canon_sha256": "3cad77a014a9c33dad0d885a30a6cc14559ed5f40dce2f00fdea851af52ca808"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.02456",
    "kind": "arxiv",
    "version": 1
  }
}