Pith Number

pith:UAAELCB2

pith:2014:UAAELCB2VLOQJRWUS3FGZ4WHNV

not attested not anchored not stored refs pending

Darboux Transformations for (2+1)-Dimensional Extensions of the KP Hierarchy

Oleksandr Chvartatskyi, Yuriy Sydorenko

arxiv:1409.5444 v3 · 2014-09-18 · 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{UAAELCB2VLOQJRWUS3FGZ4WHNV}

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	2026-05-18T02:19:08.275238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a00045883aaadd04c6d496ca6cf2c76d46be2dfca5e3b40d9810faddc8634079

Aliases

arxiv: 1409.5444 · arxiv_version: 1409.5444v3 · doi: 10.48550/arxiv.1409.5444 · pith_short_12: UAAELCB2VLOQ · pith_short_16: UAAELCB2VLOQJRWU · pith_short_8: UAAELCB2

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/UAAELCB2VLOQJRWUS3FGZ4WHNV \
  | 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: a00045883aaadd04c6d496ca6cf2c76d46be2dfca5e3b40d9810faddc8634079

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57b51d052790f73e841f9843fb72692931c6d6723f2778b0205e4bcf69f76f52",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2014-09-18T20:02:45Z",
    "title_canon_sha256": "633b93e847b21c6c4737051027e9bdc14778dcc784a29b2f3c23efaa399a74a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5444",
    "kind": "arxiv",
    "version": 3
  }
}