Pith Number

pith:OGNI5WIM

pith:2025:OGNI5WIMQ732D7BUKKYYGQRJSH

not attested not anchored not stored refs pending

Twisted cocycle for interval exchange transformations: Invariant structures and Lyapunov spectrum

Hesam Rajabzadeh, Pedram Safaee

arxiv:2501.16824 v1 · 2025-01-28 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OGNI5WIMQ732D7BUKKYYGQRJSH}

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	2026-07-05T10:06:19.180094Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

719a8ed90c87f7a1fc3452b183422991d7cf23a8c8e91f4bb065249c98738e8d

Aliases

arxiv: 2501.16824 · arxiv_version: 2501.16824v1 · doi: 10.48550/arxiv.2501.16824 · pith_short_12: OGNI5WIMQ732 · pith_short_16: OGNI5WIMQ732D7BU · pith_short_8: OGNI5WIM

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/OGNI5WIMQ732D7BUKKYYGQRJSH \
  | 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: 719a8ed90c87f7a1fc3452b183422991d7cf23a8c8e91f4bb065249c98738e8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ede673008f3c0ea7e2e4581e0067443340fbf1316cd95502913641e66b90d81",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2025-01-28T10:03:37Z",
    "title_canon_sha256": "3b3dff229dbe2a9aad31ddb769dffb4d674ac0238028d1d3ffcd463e45877fa8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.16824",
    "kind": "arxiv",
    "version": 1
  }
}