Pith Number

pith:6VKZRY44

pith:2016:6VKZRY44DKA5NOIRHYYVXGKFGA

not attested not anchored not stored refs pending

Rigid ideals by deforming quadratic letterplace ideals

Amin Nematbakhsh, Gunnar Fl{\o}ystad

arxiv:1605.07417 v1 · 2016-05-24 · math.AG · 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{6VKZRY44DKA5NOIRHYYVXGKFGA}

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	2026-05-18T01:13:46.126669Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f55598e39c1a81d6b9113e315b99453027dab67041cf504f8ae3f1cf8c40a545

Aliases

arxiv: 1605.07417 · arxiv_version: 1605.07417v1 · doi: 10.48550/arxiv.1605.07417 · pith_short_12: 6VKZRY44DKA5 · pith_short_16: 6VKZRY44DKA5NOIR · pith_short_8: 6VKZRY44

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/6VKZRY44DKA5NOIRHYYVXGKFGA \
  | 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: f55598e39c1a81d6b9113e315b99453027dab67041cf504f8ae3f1cf8c40a545

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "40b0759169e8e92aa06a873d29558603111ad56eccea852e6c80b1bd71e7f471",
    "cross_cats_sorted": [
      "math.AC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-05-24T12:37:40Z",
    "title_canon_sha256": "7d4512e962b17b96f9eb952d85febeff89c28a2742639e2b027e0ec5bf0564bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.07417",
    "kind": "arxiv",
    "version": 1
  }
}