Pith Number

pith:5UK5EU7I

pith:2018:5UK5EU7IK2M34DRXS67IP3AIOX

not attested not anchored not stored refs pending

The initial-boundary value problems for the coupled derivative nonlinear Schr\"odinger equations on the half-line

Beibei Hu, Ning Zhang, Tiecheng Xia

arxiv:1812.07387 v1 · 2018-12-16 · 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{5UK5EU7IK2M34DRXS67IP3AIOX}

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	2026-05-17T23:58:00.656821Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed15d253e85699be0e3797be87ec0875d93213f7ba38ac05ff0889bcf018c73b

Aliases

arxiv: 1812.07387 · arxiv_version: 1812.07387v1 · doi: 10.48550/arxiv.1812.07387 · pith_short_12: 5UK5EU7IK2M3 · pith_short_16: 5UK5EU7IK2M34DRX · pith_short_8: 5UK5EU7I

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/5UK5EU7IK2M34DRXS67IP3AIOX \
  | 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: ed15d253e85699be0e3797be87ec0875d93213f7ba38ac05ff0889bcf018c73b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0be0290b6cfef6251ec778fb1109a5e4b230fe809cd244e809006d81c064f787",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2018-12-16T01:35:09Z",
    "title_canon_sha256": "7354c85089036d7378e9c19e75924f1278e62a7847ec6584d1a91cfa82507f1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07387",
    "kind": "arxiv",
    "version": 1
  }
}