Pith Number

pith:BKWDEAAT

pith:2019:BKWDEAATYUEUN6YL3TXHJLAWGS

not attested not anchored not stored refs pending

Integrable reductions of the dressing chain

Charalampos Evripidou, Pavlos Kassotakis, Pol Vanhaecke

arxiv:1903.02876 v2 · 2019-03-07 · 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{BKWDEAATYUEUN6YL3TXHJLAWGS}

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	2026-05-17T23:41:21.758117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0aac320013c50946fb0bdcee74ac16348932dc2723f3267d8ea4edbc9e215e3e

Aliases

arxiv: 1903.02876 · arxiv_version: 1903.02876v2 · doi: 10.48550/arxiv.1903.02876 · pith_short_12: BKWDEAATYUEU · pith_short_16: BKWDEAATYUEUN6YL · pith_short_8: BKWDEAAT

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/BKWDEAATYUEUN6YL3TXHJLAWGS \
  | 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: 0aac320013c50946fb0bdcee74ac16348932dc2723f3267d8ea4edbc9e215e3e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "699f15a4b57c4af9d014e4ba32c5ab9347776981cc37d6f03e016eb54a000bad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2019-03-07T12:35:50Z",
    "title_canon_sha256": "c61b56368d95727a90ab100b2057946de57583deacf731fec328446cb63869d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.02876",
    "kind": "arxiv",
    "version": 2
  }
}