Pith Number

pith:K2OWCEP6

pith:2018:K2OWCEP6S7K26NU6V67HSEBVZM

not attested not anchored not stored refs pending

Explicit class field theory and the algebraic geometry of $\Lambda$-rings

Bart de Smit, James Borger

arxiv:1809.02295 v1 · 2018-09-07 · math.NT · math.AG · math.KT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K2OWCEP6S7K26NU6V67HSEBVZM}

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	2026-05-18T00:06:17.496457Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

569d6111fe97d5af369eafbe791035cb073279c560b36f7976e2a804ea3dfd08

Aliases

arxiv: 1809.02295 · arxiv_version: 1809.02295v1 · doi: 10.48550/arxiv.1809.02295 · pith_short_12: K2OWCEP6S7K2 · pith_short_16: K2OWCEP6S7K26NU6 · pith_short_8: K2OWCEP6

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/K2OWCEP6S7K26NU6V67HSEBVZM \
  | 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: 569d6111fe97d5af369eafbe791035cb073279c560b36f7976e2a804ea3dfd08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78fa39345a1bf26e9a5c6614806f49448c254632554da61376e5dd2b049cf7bf",
    "cross_cats_sorted": [
      "math.AG",
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2018-09-07T03:29:13Z",
    "title_canon_sha256": "e7bf9ee53c04af7eb797967ee1aded03b17325f1dac809b5190429220bbcd7b0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.02295",
    "kind": "arxiv",
    "version": 1
  }
}