Pith Number

pith:52SCWEO3

pith:2019:52SCWEO34H32BC5UJN2UCWNXHH

not attested not anchored not stored refs pending

When is a Specht ideal Cohen-Macaulay?

Kohji Yanagawa

arxiv:1902.06577 v1 · 2019-02-18 · math.AC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{52SCWEO34H32BC5UJN2UCWNXHH}

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	2026-05-17T23:53:45.082689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eea42b11dbe1f7a08bb44b754159b739e08c3c0b48fa30da24ea8258bc2c674f

Aliases

arxiv: 1902.06577 · arxiv_version: 1902.06577v1 · doi: 10.48550/arxiv.1902.06577 · pith_short_12: 52SCWEO34H32 · pith_short_16: 52SCWEO34H32BC5U · pith_short_8: 52SCWEO3

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/52SCWEO34H32BC5UJN2UCWNXHH \
  | 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: eea42b11dbe1f7a08bb44b754159b739e08c3c0b48fa30da24ea8258bc2c674f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "43607471b06b091c030aa021b542977b2ef47751a4e31cdcea8837a826ac1852",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2019-02-18T14:06:59Z",
    "title_canon_sha256": "982364302174e0f9bdd35d36eae84db912470d9bb3562dccbae7a6ecadc2b6dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06577",
    "kind": "arxiv",
    "version": 1
  }
}