Pith Number

pith:UT3V4JDB

pith:2009:UT3V4JDBCIW23FC2JBBDVMCQQP

not attested not anchored not stored refs pending

Permutability of Backlund Transformations for N=2 Supersymmetric Sine-Gordon

A.H. Zimerman, J.F. Gomes, L.H. Ymai

arxiv:0908.3651 v2 · 2009-08-25 · 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{UT3V4JDBCIW23FC2JBBDVMCQQP}

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	2026-05-18T02:34:37.388693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a4f75e2461122dad945a48423ab05083f7cb07ffea449642934490090b742185

Aliases

arxiv: 0908.3651 · arxiv_version: 0908.3651v2 · doi: 10.48550/arxiv.0908.3651 · pith_short_12: UT3V4JDBCIW2 · pith_short_16: UT3V4JDBCIW23FC2 · pith_short_8: UT3V4JDB

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/UT3V4JDBCIW23FC2JBBDVMCQQP \
  | 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: a4f75e2461122dad945a48423ab05083f7cb07ffea449642934490090b742185

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e44802790822f6e275aaa3434c234ca20300b570b355342aa2cd59e15c38b88b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2009-08-25T17:38:33Z",
    "title_canon_sha256": "789f9627e074b7049816464763580f27e8fd351659cfc15443002d9cdd126ca9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.3651",
    "kind": "arxiv",
    "version": 2
  }
}