Pith Number

pith:OK6IGPM6

pith:2025:OK6IGPM6DWFRSE77MNS2ZE6PVO

not attested not anchored not stored refs pending

On finiteness properties of separating semigroup of real curve

Matthew Magin

arxiv:2511.18545 v4 · 2025-11-23 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OK6IGPM6DWFRSE77MNS2ZE6PVO}

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.

Cited by

1 paper in Pith

Copositive Matrices with Ordered Off-Diagonal Entries

Receipt and verification

First computed	2026-06-09T02:07:13.728826Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72bc833d9e1d8b1913ff6365ac93cfabac10a922aec9f6ee071e37ed2d73d551

Aliases

arxiv: 2511.18545 · arxiv_version: 2511.18545v4 · doi: 10.48550/arxiv.2511.18545 · pith_short_12: OK6IGPM6DWFR · pith_short_16: OK6IGPM6DWFRSE77 · pith_short_8: OK6IGPM6

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/OK6IGPM6DWFRSE77MNS2ZE6PVO \
  | 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: 72bc833d9e1d8b1913ff6365ac93cfabac10a922aec9f6ee071e37ed2d73d551

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e19079127188ef9fcd9255e12628d92cea4f6608030b8c2e68f81494f038bd61",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2025-11-23T17:25:25Z",
    "title_canon_sha256": "f7fd2a8a14c3b4a0f21a49567ecb049b0bc34305e7d1eed70e06e22232983a6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.18545",
    "kind": "arxiv",
    "version": 4
  }
}