Pith Number

pith:KFMU5RXV

pith:1999:KFMU5RXVLLMGYHMWEYBIXOIHWW

not attested not anchored not stored refs pending

Integrable geodesic flow with positive topological entropy

A. V. Bolsinov, I. A. Taimanov

arxiv:math/9905078 v2 · 1999-05-12 · math.DG · chao-dyn · nlin.CD · nlin.SI · solv-int

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KFMU5RXVLLMGYHMWEYBIXOIHWW}

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	2026-05-18T01:38:22.547420Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51594ec6f55ad86c1d9626028bb907b5adf216a64abc5b971327ff1864aefa20

Aliases

arxiv: math/9905078 · arxiv_version: math/9905078v2 · doi: 10.48550/arxiv.math/9905078 · pith_short_12: KFMU5RXVLLMG · pith_short_16: KFMU5RXVLLMGYHMW · pith_short_8: KFMU5RXV

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/KFMU5RXVLLMGYHMWEYBIXOIHWW \
  | 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: 51594ec6f55ad86c1d9626028bb907b5adf216a64abc5b971327ff1864aefa20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d73b311a9d32ad0037fc077fffeef99334509d233bfa1a0862451d32e886d4bc",
    "cross_cats_sorted": [
      "chao-dyn",
      "nlin.CD",
      "nlin.SI",
      "solv-int"
    ],
    "license": "",
    "primary_cat": "math.DG",
    "submitted_at": "1999-05-12T17:33:31Z",
    "title_canon_sha256": "732780f957563ae9dd74383b9bcbc4f8c439bffd2c60d31ef6bf06ac476f0918"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9905078",
    "kind": "arxiv",
    "version": 2
  }
}