Pith Number

pith:HY2SB7UT

pith:2011:HY2SB7UT6ZENIFFYHAKYFKQAGL

not attested not anchored not stored refs pending

Comment on "The separation of variables and bifurcations of first integrals in one problem of D.N.Goryachev" by Pavel E. Ryabov (Archive:1102.2588v1)

A.V. Tsiganov

arxiv:1110.2846 v1 · 2011-10-13 · 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{HY2SB7UT6ZENIFFYHAKYFKQAGL}

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	2026-05-18T04:11:06.847477Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e3520fe93f648d414b8381582aa0032c47de768beb4f2cc87c68c23c7b3140b

Aliases

arxiv: 1110.2846 · arxiv_version: 1110.2846v1 · doi: 10.48550/arxiv.1110.2846 · pith_short_12: HY2SB7UT6ZEN · pith_short_16: HY2SB7UT6ZENIFFY · pith_short_8: HY2SB7UT

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/HY2SB7UT6ZENIFFYHAKYFKQAGL \
  | 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: 3e3520fe93f648d414b8381582aa0032c47de768beb4f2cc87c68c23c7b3140b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b3b4042ab2fab07c6cba9c49be7a32789250ab86612b70bf45fba6b447a95e8a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2011-10-13T06:32:12Z",
    "title_canon_sha256": "d62fbe54be6c61bc93c9755bbba8d6fc412971d7ffc0fb9b0745e3115c8d2b1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.2846",
    "kind": "arxiv",
    "version": 1
  }
}