Pith Number

pith:SPWF2TYT

pith:2010:SPWF2TYTEE2H33OPZJJPQZXSN5

not attested not anchored not stored refs pending

Darboux transformation and multi-soliton solutions of Two-Boson hierarchy

Ashok Das, U. Saleem

arxiv:1007.3061 v1 · 2010-07-19 · 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{SPWF2TYTEE2H33OPZJJPQZXSN5}

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	2026-05-18T02:06:20.797632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93ec5d4f1321347dedcfca52f866f26f74baabbff6b8e9dedefddeab7ecbe170

Aliases

arxiv: 1007.3061 · arxiv_version: 1007.3061v1 · doi: 10.48550/arxiv.1007.3061 · pith_short_12: SPWF2TYTEE2H · pith_short_16: SPWF2TYTEE2H33OP · pith_short_8: SPWF2TYT

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/SPWF2TYTEE2H33OPZJJPQZXSN5 \
  | 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: 93ec5d4f1321347dedcfca52f866f26f74baabbff6b8e9dedefddeab7ecbe170

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28509ee8e8300fcc8b1bdf65d4f0aac72c1413305b64182a48822853cfca6cfb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2010-07-19T05:28:19Z",
    "title_canon_sha256": "bb4d2a9d098eb20c6bbf20d1f2afe77979332225b00395fb3d66aac17fa32c8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.3061",
    "kind": "arxiv",
    "version": 1
  }
}