Pith Number

pith:7QIFIYCZ

pith:2023:7QIFIYCZGIUDQLOZKQ54T4JBLW

not attested not anchored not stored refs pending

Regular ideals under the ideal intersection property

Ruy Exel

arxiv:2301.10073 v1 · 2023-01-24 · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7QIFIYCZGIUDQLOZKQ54T4JBLW}

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	2026-07-05T05:35:37.630725Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc105460593228382dd9543bc9f1215db18227eb67dd679de84f2411cf775c50

Aliases

arxiv: 2301.10073 · arxiv_version: 2301.10073v1 · doi: 10.48550/arxiv.2301.10073 · pith_short_12: 7QIFIYCZGIUD · pith_short_16: 7QIFIYCZGIUDQLOZ · pith_short_8: 7QIFIYCZ

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/7QIFIYCZGIUDQLOZKQ54T4JBLW \
  | 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: fc105460593228382dd9543bc9f1215db18227eb67dd679de84f2411cf775c50

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "622a0339dc133a5160536bf96f68ac16b62d407b2d79ace65eeec1d968beebbe",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2023-01-24T15:25:12Z",
    "title_canon_sha256": "198ad1e65dfffbad0636c773c7f6e6208fb5c771c6232059962aef69c2f25eed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.10073",
    "kind": "arxiv",
    "version": 1
  }
}