Pith Number

pith:R3P33RLV

pith:2017:R3P33RLV6MD5E3SITTP2LS6KPB

not attested not anchored not stored refs pending

Group classification of a class of generalized nonlinear Kolmogorov equations and exact solutions

Inna Rassokha, Mykola Serov, Stanislav Spichak, Valeriy Stogniy

arxiv:1709.08914 v2 · 2017-09-26 · math.AP · 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{R3P33RLV6MD5E3SITTP2LS6KPB}

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	2026-05-18T00:02:36.189218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8edfbdc575f307d26e489cdfa5cbca78661291854779d8207021ba77591681c9

Aliases

arxiv: 1709.08914 · arxiv_version: 1709.08914v2 · doi: 10.48550/arxiv.1709.08914 · pith_short_12: R3P33RLV6MD5 · pith_short_16: R3P33RLV6MD5E3SI · pith_short_8: R3P33RLV

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/R3P33RLV6MD5E3SITTP2LS6KPB \
  | 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: 8edfbdc575f307d26e489cdfa5cbca78661291854779d8207021ba77591681c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a39826ac69fa4df17811b7296e8113e80141dbe606c4b8a66f532fc7e1ce550",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2017-09-26T09:49:04Z",
    "title_canon_sha256": "9613c3008eb3520ecb7d7a645be6eadfd2db2def57961d68c8c5b4539c8bf814"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08914",
    "kind": "arxiv",
    "version": 2
  }
}