Pith Number

pith:HZ72X6FB

pith:2006:HZ72X6FBHITFOHFNZBDFHJ5K64

not attested not anchored not stored refs pending

On the $q$-analogue of the Maurer-Cartan equation

Mauricio Angel, Rafael D\'iaz

arxiv:math/0601698 v1 · 2006-01-28 · math.QA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HZ72X6FBHITFOHFNZBDFHJ5K64}

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	2026-05-18T01:08:50.592505Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e7fabf8a13a26571cadc84653a7aaf72163ec456362219c3f12714b4ebe2b37

Aliases

arxiv: math/0601698 · arxiv_version: math/0601698v1 · doi: 10.48550/arxiv.math/0601698 · pith_short_12: HZ72X6FBHITF · pith_short_16: HZ72X6FBHITFOHFN · pith_short_8: HZ72X6FB

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/HZ72X6FBHITFOHFNZBDFHJ5K64 \
  | 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: 3e7fabf8a13a26571cadc84653a7aaf72163ec456362219c3f12714b4ebe2b37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5cb5b6f4caac3efd7955073bbc436ed306d9bfc8a51a7cba9c9dc89fc1c8c5be",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "2006-01-28T02:10:45Z",
    "title_canon_sha256": "e7d6fe9664fd2cf6bf859e7e79ad21d61e91294e6c0d560b8e399300942f539c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0601698",
    "kind": "arxiv",
    "version": 1
  }
}