Pith Number

pith:RK5VU5TK

pith:2026:RK5VU5TKPHWGVA4IWWKQSTNV2T

not attested not anchored not stored refs pending

Degree shifts between q-deformed friezes and q-Farey labelings for general triangulations

Manabu Inuma, Ren Motomiya, Takeyoshi Kogiso

arxiv:2605.31333 v1 · 2026-05-29 · math.CO · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RK5VU5TKPHWGVA4IWWKQSTNV2T}

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	2026-06-01T01:04:12.423361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8abb5a766a79ec6a8388b595094db5d4e6921578439bf5beaf4fd279a3adadd5

Aliases

arxiv: 2605.31333 · arxiv_version: 2605.31333v1 · doi: 10.48550/arxiv.2605.31333 · pith_short_12: RK5VU5TKPHWG · pith_short_16: RK5VU5TKPHWGVA4I · pith_short_8: RK5VU5TK

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/RK5VU5TKPHWGVA4IWWKQSTNV2T \
  | 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: 8abb5a766a79ec6a8388b595094db5d4e6921578439bf5beaf4fd279a3adadd5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b4150206ab3b6fc793c14425be8a5c44c611632b770f0c5a3949766a670e0fcd",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2026-05-29T14:11:26Z",
    "title_canon_sha256": "15cdff00af27b208f004bd577f7bbd4d66e21cf40d130919b93a9e6ffe25c7f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.31333",
    "kind": "arxiv",
    "version": 1
  }
}