Pith Number

pith:JMS4YI5K

pith:2017:JMS4YI5KRYPNYCLCFIPCL4DFZG

not attested not anchored not stored refs pending

On the diameter of an ideal

Matteo Varbaro, Michela Di Marca

arxiv:1705.03210 v1 · 2017-05-09 · math.AC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMS4YI5KRYPNYCLCFIPCL4DFZG}

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	2026-05-18T00:44:50.483038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b25cc23aa8e1edc09622a1e25f065c986e975db2c1848ea60f74b566c164843

Aliases

arxiv: 1705.03210 · arxiv_version: 1705.03210v1 · doi: 10.48550/arxiv.1705.03210 · pith_short_12: JMS4YI5KRYPN · pith_short_16: JMS4YI5KRYPNYCLC · pith_short_8: JMS4YI5K

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/JMS4YI5KRYPNYCLCFIPCL4DFZG \
  | 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: 4b25cc23aa8e1edc09622a1e25f065c986e975db2c1848ea60f74b566c164843

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88c1dea4ea8ecfb14d4da04512e8a8e055bc378a8986eb7ee82270e05b51ba8a",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2017-05-09T07:20:01Z",
    "title_canon_sha256": "d887444ff033cb8e3f186e91263216a91dfd7503fc69b2967a7e81c3a5985478"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.03210",
    "kind": "arxiv",
    "version": 1
  }
}