Pith Number

pith:RC5EPI5N

pith:2007:RC5EPI5NZ6NGXTSOOYTRB2AG6F

not attested not anchored not stored refs pending

Drinfeld-Hecke algebras over cocommutative algebras

Apoorva Khare

arxiv:0705.2067 v2 · 2007-05-15 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RC5EPI5NZ6NGXTSOOYTRB2AG6F}

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	2026-05-18T01:22:19.299359Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88ba47a3adcf9a6bce4e762710e806f15d163e2acecd486f6d0c60022f6eb12c

Aliases

arxiv: 0705.2067 · arxiv_version: 0705.2067v2 · doi: 10.48550/arxiv.0705.2067 · pith_short_12: RC5EPI5NZ6NG · pith_short_16: RC5EPI5NZ6NGXTSO · pith_short_8: RC5EPI5N

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/RC5EPI5NZ6NGXTSOOYTRB2AG6F \
  | 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: 88ba47a3adcf9a6bce4e762710e806f15d163e2acecd486f6d0c60022f6eb12c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d6a463d70b7cd7b0ec407dd96b7f99fe7736605e99d337f550bdd9bb27a9e36",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.RA",
    "submitted_at": "2007-05-15T01:33:19Z",
    "title_canon_sha256": "a89fdd862e72ba2c4afd6013589b7796062d9208ede6e1dbac3e21fcca11b1c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.2067",
    "kind": "arxiv",
    "version": 2
  }
}