Pith Number

pith:ZOYIW56A

pith:2009:ZOYIW56ALD3NGQVAIDLL2EOEFK

not attested not anchored not stored refs pending

On the regularization mechanism for the periodic Korteweg-de Vries equation

Alexei A. Ilyin, Anatoli V. Babin, Edriss S. Titi

arxiv:0910.1389 v2 · 2009-10-08 · math.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZOYIW56ALD3NGQVAIDLL2EOEFK}

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	2026-05-18T04:38:50.812428Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cbb08b77c058f6d342a040d6bd11c42a875223c35dfb7f3265de88d0ed57625a

Aliases

arxiv: 0910.1389 · arxiv_version: 0910.1389v2 · doi: 10.48550/arxiv.0910.1389 · pith_short_12: ZOYIW56ALD3N · pith_short_16: ZOYIW56ALD3NGQVA · pith_short_8: ZOYIW56A

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/ZOYIW56ALD3NGQVAIDLL2EOEFK \
  | 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: cbb08b77c058f6d342a040d6bd11c42a875223c35dfb7f3265de88d0ed57625a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "672992b3ba2f7b802f6a13c5e3cd07c29eef661b87de4dbadb9ce383d10589e1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2009-10-08T02:29:40Z",
    "title_canon_sha256": "6f11b30d4f847dfd3ff680cef71a97420624b435a879db6185fa50cf8ff73a75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.1389",
    "kind": "arxiv",
    "version": 2
  }
}