Pith Number

pith:NJ5NRGZP

pith:2011:NJ5NRGZPREIHGAJBFPM6EKAEHN

not attested not anchored not stored refs pending

Type-II B\"acklund Transformations via Gauge Transformations

A. H. Zimerman (IFT-UNESP, A. R. Aguirre, J. F. Gomes, Sao Paulo), T. R. Araujo

arxiv:1110.1589 v2 · 2011-10-07 · nlin.SI · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NJ5NRGZPREIHGAJBFPM6EKAEHN}

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	2026-05-18T04:06:07.577398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a7ad89b2f89107301212bd9e228043b69a2ae579d69e83b078e5f56a0de4e6e

Aliases

arxiv: 1110.1589 · arxiv_version: 1110.1589v2 · doi: 10.48550/arxiv.1110.1589 · pith_short_12: NJ5NRGZPREIH · pith_short_16: NJ5NRGZPREIHGAJB · pith_short_8: NJ5NRGZP

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/NJ5NRGZPREIHGAJBFPM6EKAEHN \
  | 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: 6a7ad89b2f89107301212bd9e228043b69a2ae579d69e83b078e5f56a0de4e6e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eeeb3e9c4695e09e3cc750bd87206eabb5ef2e81e6ed88d3262c0195860bf34",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2011-10-07T17:19:27Z",
    "title_canon_sha256": "83fbb3b1e35b8d0aa9b0af90a6393cf439fa5641c35ffd623d1363268aff9ad7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.1589",
    "kind": "arxiv",
    "version": 2
  }
}