Pith Number

pith:YIZEUAAO

pith:2016:YIZEUAAOXCC2MBKPNW2FTDM4PS

not attested not anchored not stored refs pending

Ultradiscrete Permanent Solution to the Ultradiscrete KP Equation

Hidetomo Nagai

arxiv:1611.09081 v1 · 2016-11-28 · 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{YIZEUAAOXCC2MBKPNW2FTDM4PS}

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	2026-05-18T00:56:29.249302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c2324a000eb885a6054f6db4598d9c7c8f0f22ff7626b31e45b1dec454abcf63

Aliases

arxiv: 1611.09081 · arxiv_version: 1611.09081v1 · doi: 10.48550/arxiv.1611.09081 · pith_short_12: YIZEUAAOXCC2 · pith_short_16: YIZEUAAOXCC2MBKP · pith_short_8: YIZEUAAO

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/YIZEUAAOXCC2MBKPNW2FTDM4PS \
  | 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: c2324a000eb885a6054f6db4598d9c7c8f0f22ff7626b31e45b1dec454abcf63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0e2b7b4edf35352cbbd9523db133cd7cad844321a81ddec6e0fa130f6040d613",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2016-11-28T11:42:43Z",
    "title_canon_sha256": "c1edf7956a99057a82c4d414d2307e8ebd59f3977aa6350cc2ba3bc4bc100df7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.09081",
    "kind": "arxiv",
    "version": 1
  }
}