Pith Number

pith:FDY7IZMA

pith:2003:FDY7IZMAPCE6VTZ4KP6XU4U2IJ

not attested not anchored not stored refs pending

The homological determinant of quatum groups of type A

Phung Ho Hai

arxiv:math/0305115 v1 · 2003-05-08 · 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{FDY7IZMAPCE6VTZ4KP6XU4U2IJ}

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	2026-05-18T01:05:28.909251Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

28f1f465807889eacf3c53fd7a729a4269bce4a0e7dc46d1edd672419e5bc01f

Aliases

arxiv: math/0305115 · arxiv_version: math/0305115v1 · doi: 10.48550/arxiv.math/0305115 · pith_short_12: FDY7IZMAPCE6 · pith_short_16: FDY7IZMAPCE6VTZ4 · pith_short_8: FDY7IZMA

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/FDY7IZMAPCE6VTZ4KP6XU4U2IJ \
  | 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: 28f1f465807889eacf3c53fd7a729a4269bce4a0e7dc46d1edd672419e5bc01f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c73cbff93b122bc428dc60df481e998d19126ddb95a00c9d705a3ecc8961e548",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.QA",
    "submitted_at": "2003-05-08T07:57:52Z",
    "title_canon_sha256": "a7d38d9b171725caf780d5f4524e1cab935bae7b3a062e5087aa93fd59d012b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0305115",
    "kind": "arxiv",
    "version": 1
  }
}