Pith Number

pith:QOIK7634

pith:2008:QOIK7634XHJFFTUSRQBLLSEVGT

not attested not anchored not stored refs pending

Remarks on KdV-type Flows on Star-Shaped Curves

Annalisa Calini, Gloria Mari Beffa, Thomas Ivey

arxiv:0808.3593 v2 · 2008-08-26 · nlin.SI · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QOIK7634XHJFFTUSRQBLLSEVGT}

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	2026-05-18T04:41:35.134187Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8390affb7cb9d252ce928c02b5c89534d564473d55363765d2538af824036ed7

Aliases

arxiv: 0808.3593 · arxiv_version: 0808.3593v2 · doi: 10.48550/arxiv.0808.3593 · pith_short_12: QOIK7634XHJF · pith_short_16: QOIK7634XHJFFTUS · pith_short_8: QOIK7634

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/QOIK7634XHJFFTUSRQBLLSEVGT \
  | 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: 8390affb7cb9d252ce928c02b5c89534d564473d55363765d2538af824036ed7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9194114d632fc4c1e23ad2f6f324d0eb9a9248cf1aeb02d40410ae47ac5c0fa7",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2008-08-26T21:33:54Z",
    "title_canon_sha256": "441f2a11f21b606dddf4b80e0939bd7b00a35b58061fc133929ff472e65c4bf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.3593",
    "kind": "arxiv",
    "version": 2
  }
}