Pith Number

pith:UF6NCOUC

pith:2015:UF6NCOUCJX3GMV4KZASIGYCVYC

not attested not anchored not stored refs pending

A semi-discrete Kadomtsev-Petviashvili equation and its coupled integrable system

Chun-Xia Li, Shou-Feng Shen, St\'ephane Lafortune

arxiv:1510.06705 v2 · 2015-10-22 · 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{UF6NCOUCJX3GMV4KZASIGYCVYC}

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	2026-05-18T01:14:02.845210Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a17cd13a824df666578ac824836055c0b97b6fcfa5b18c2d57dbb6673c88607f

Aliases

arxiv: 1510.06705 · arxiv_version: 1510.06705v2 · doi: 10.48550/arxiv.1510.06705 · pith_short_12: UF6NCOUCJX3G · pith_short_16: UF6NCOUCJX3GMV4K · pith_short_8: UF6NCOUC

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/UF6NCOUCJX3GMV4KZASIGYCVYC \
  | 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: a17cd13a824df666578ac824836055c0b97b6fcfa5b18c2d57dbb6673c88607f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e6c0bde182cd6721960f9c71eee3d8f8aa89ed28b4c98b8e3d254d170f2df39",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2015-10-22T18:09:23Z",
    "title_canon_sha256": "17c3c6fc65d54b421d6f076f14b571dd2233f84b7c3098fa205354b58e6c34b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.06705",
    "kind": "arxiv",
    "version": 2
  }
}