Pith Number

pith:A55BRRUU

pith:2026:A55BRRUU2BY6DFT3IDFZZ5JAFU

not attested not anchored not stored refs pending

Flow loops and quantum groups

Sunghyuk Park

arxiv:2605.21382 v1 · 2026-05-20 · math.GT · math.QA · math.SG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A55BRRUU2BY6DFT3IDFZZ5JAFU}

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	2026-05-21T02:05:31.995038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

077a18c694d071e1967b40cb9cf5202d1e6b7af357f36aee4780392ca2976c90

Aliases

arxiv: 2605.21382 · arxiv_version: 2605.21382v1 · doi: 10.48550/arxiv.2605.21382 · pith_short_12: A55BRRUU2BY6 · pith_short_16: A55BRRUU2BY6DFT3 · pith_short_8: A55BRRUU

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/A55BRRUU2BY6DFT3IDFZZ5JAFU \
  | 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: 077a18c694d071e1967b40cb9cf5202d1e6b7af357f36aee4780392ca2976c90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29e50fb53b85a1a65046d37768d3b74573f9b37663f79f8ea2db607f223d68ee",
    "cross_cats_sorted": [
      "math.QA",
      "math.SG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2026-05-20T16:41:37Z",
    "title_canon_sha256": "55d3a7133abbcb5d766c30b9c64f4feac4a21fd12baf370cb49a2a958269c197"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21382",
    "kind": "arxiv",
    "version": 1
  }
}