Pith Number

pith:H6CGEDHD

pith:2009:H6CGEDHDNIM2DXSRO4LN2OXYG5

not attested not anchored not stored refs pending

Conjugate gradient method for finding fundamental solitary waves

Taras I. Lakoba

arxiv:0903.3266 v1 · 2009-03-19 · nlin.PS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{H6CGEDHDNIM2DXSRO4LN2OXYG5}

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	2026-05-18T02:14:27.365077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f84620ce36a19a1de517716dd3af8374f5b78d54666520499ae95eb5308f7f5

Aliases

arxiv: 0903.3266 · arxiv_version: 0903.3266v1 · doi: 10.48550/arxiv.0903.3266 · pith_short_12: H6CGEDHDNIM2 · pith_short_16: H6CGEDHDNIM2DXSR · pith_short_8: H6CGEDHD

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/H6CGEDHDNIM2DXSRO4LN2OXYG5 \
  | 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: 3f84620ce36a19a1de517716dd3af8374f5b78d54666520499ae95eb5308f7f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92a30ec648db818b0763280a119815eda7e67749ebbe036d2357d1c11798335a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.PS",
    "submitted_at": "2009-03-19T02:32:24Z",
    "title_canon_sha256": "9c2144bc2f5f0f508610bc02fed195892f12622a0d8c307c295f04ca0af8ebed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3266",
    "kind": "arxiv",
    "version": 1
  }
}