Pith Number

pith:YO7YVTOQ

pith:2012:YO7YVTOQTR5L3R6VOWIMOR35FE

not attested not anchored not stored refs pending

A twisted integrable hierarchy with $\mathbb D_2$ symmetry

Derchyi Wu

arxiv:1204.6548 v1 · 2012-04-30 · 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{YO7YVTOQTR5L3R6VOWIMOR35FE}

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	2026-05-18T01:57:42.539221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3bf8acdd09c7abdc7d57590c7477d292ede4ad9a0b4027f1a39bc9413e27655

Aliases

arxiv: 1204.6548 · arxiv_version: 1204.6548v1 · doi: 10.48550/arxiv.1204.6548 · pith_short_12: YO7YVTOQTR5L · pith_short_16: YO7YVTOQTR5L3R6V · pith_short_8: YO7YVTOQ

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/YO7YVTOQTR5L3R6VOWIMOR35FE \
  | 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: c3bf8acdd09c7abdc7d57590c7477d292ede4ad9a0b4027f1a39bc9413e27655

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65ca233847835deb25a9e6778bfad95534601ce0d5ab03e795c5be52ca5ce844",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2012-04-30T04:19:35Z",
    "title_canon_sha256": "29e62193a3b38e52a638d61dfc48d00257e50a3e8e0d85b63506cbf4285a172c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.6548",
    "kind": "arxiv",
    "version": 1
  }
}