Pith Number

pith:CV7ZIZIG

pith:2016:CV7ZIZIG6QH26JP7JUW5VKZSJV

not attested not anchored not stored refs pending

Direct linearising transform for three-dimensional discrete integrable systems: the lattice AKP, BKP and CKP equations

Frank Nijhoff, Wei Fu

arxiv:1612.04711 v3 · 2016-12-14 · nlin.SI · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CV7ZIZIG6QH26JP7JUW5VKZSJV}

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	2026-05-18T00:41:20.899063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

157f946506f40faf25ff4d2ddaab324d67099e405638a93bb2388b29ac5268a3

Aliases

arxiv: 1612.04711 · arxiv_version: 1612.04711v3 · doi: 10.48550/arxiv.1612.04711 · pith_short_12: CV7ZIZIG6QH2 · pith_short_16: CV7ZIZIG6QH26JP7 · pith_short_8: CV7ZIZIG

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/CV7ZIZIG6QH26JP7JUW5VKZSJV \
  | 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: 157f946506f40faf25ff4d2ddaab324d67099e405638a93bb2388b29ac5268a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae866b1a6af26ecd39ee35014f177fa8baabd7832da5816423a18371a594127e",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2016-12-14T16:21:18Z",
    "title_canon_sha256": "d28333b58d2c61477aa890141b5b5252becdc28c9de11647893daf8472ae101e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1612.04711",
    "kind": "arxiv",
    "version": 3
  }
}