Pith Number

pith:I7G2K2OL

pith:2012:I7G2K2OLVDQV2WT5E3YIURW7PI

not attested not anchored not stored refs pending

On ideals of a skew lattice

Joao Pita Costa

arxiv:1207.0231 v2 · 2012-07-01 · 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{I7G2K2OLVDQV2WT5E3YIURW7PI}

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	2026-05-18T03:32:56.907101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47cda569cba8e15d5a7d26f08a46df7a365ee153bbe24ad9e4a228defa803748

Aliases

arxiv: 1207.0231 · arxiv_version: 1207.0231v2 · doi: 10.48550/arxiv.1207.0231 · pith_short_12: I7G2K2OLVDQV · pith_short_16: I7G2K2OLVDQV2WT5 · pith_short_8: I7G2K2OL

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/I7G2K2OLVDQV2WT5E3YIURW7PI \
  | 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: 47cda569cba8e15d5a7d26f08a46df7a365ee153bbe24ad9e4a228defa803748

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "25a39e0b6452922ba3e9e89442190aa6d20d48e860464b9626ccba75cfaec7a5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2012-07-01T17:33:53Z",
    "title_canon_sha256": "88993d1f243947effdf83a6f86629c43a6557bcc82390b4c9996464c656cbd3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.0231",
    "kind": "arxiv",
    "version": 2
  }
}