Pith Number

pith:B6UNEEX6

pith:2017:B6UNEEX6XM2A3ZKI2JEFW5QFSO

not attested not anchored not stored refs pending

From discrete nonlocal nonlinear Schr\"odinger equation to coupled discrete Heisenberg ferromagnet equation

Li-Yuan Ma, Shou-Feng Shen, Zuo-nong Zhu

arxiv:1704.06937 v1 · 2017-04-23 · 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{B6UNEEX6XM2A3ZKI2JEFW5QFSO}

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	2026-05-18T00:45:55.270967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fa8d212febb340de548d2485b7605938e0f822f258fc2d90f2bef375365f705

Aliases

arxiv: 1704.06937 · arxiv_version: 1704.06937v1 · doi: 10.48550/arxiv.1704.06937 · pith_short_12: B6UNEEX6XM2A · pith_short_16: B6UNEEX6XM2A3ZKI · pith_short_8: B6UNEEX6

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/B6UNEEX6XM2A3ZKI2JEFW5QFSO \
  | 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: 0fa8d212febb340de548d2485b7605938e0f822f258fc2d90f2bef375365f705

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99607dab99b51c44dbdb5f96710cea9d5f508b39c8838cb9b33bb3c819dd553f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2017-04-23T15:24:01Z",
    "title_canon_sha256": "45e00d367f3ce9a5a759221b077228038ab76ad448e1ccc8357568a107d37c0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.06937",
    "kind": "arxiv",
    "version": 1
  }
}