Pith Number

pith:W2TEEU4B

pith:2016:W2TEEU4BUVMCK2QCQJC6LP5VBE

not attested not anchored not stored refs pending

Semi-discrete hyperbolic equations admitting five dimensional characteristic $x$-ring

Kostyantyn Zheltukhin, Natalya Zheltukhina

arxiv:1604.00221 v1 · 2016-04-01 · 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{W2TEEU4BUVMCK2QCQJC6LP5VBE}

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	2026-05-18T01:17:54.272177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6a6425381a558256a028245e5bfb50916b41847665ed3c261c8d8af297ed396

Aliases

arxiv: 1604.00221 · arxiv_version: 1604.00221v1 · doi: 10.48550/arxiv.1604.00221 · pith_short_12: W2TEEU4BUVMC · pith_short_16: W2TEEU4BUVMCK2QC · pith_short_8: W2TEEU4B

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/W2TEEU4BUVMCK2QCQJC6LP5VBE \
  | 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: b6a6425381a558256a028245e5bfb50916b41847665ed3c261c8d8af297ed396

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f64e6649793ec6fe614750f07afff24c9079891575a9afe76c9c93d3f57dd717",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2016-04-01T12:50:20Z",
    "title_canon_sha256": "a6e7f9fa0583f94ffbcdab3ea934a1bcaf7c925e0c4c0f21f5e50d52eacec3ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.00221",
    "kind": "arxiv",
    "version": 1
  }
}