Pith Number

pith:FZF2AKDZ

pith:2018:FZF2AKDZ4KIORPHF3CGGRPHMBJ

not attested not anchored not stored refs pending

Orders that are \'Etale-Locally Isomorphic

Eva Bayer-Fluckiger, Mathieu Huruguen, Uriya A. First

arxiv:1804.09527 v1 · 2018-04-25 · math.AG · math.NT · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FZF2AKDZ4KIORPHF3CGGRPHMBJ}

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	2026-05-18T00:17:31.544129Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e4ba02879e290e8bce5d88c68bcec0a7cd5bad2db3a4b6024e374b426bcb2ad

Aliases

arxiv: 1804.09527 · arxiv_version: 1804.09527v1 · doi: 10.48550/arxiv.1804.09527 · pith_short_12: FZF2AKDZ4KIO · pith_short_16: FZF2AKDZ4KIORPHF · pith_short_8: FZF2AKDZ

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/FZF2AKDZ4KIORPHF3CGGRPHMBJ \
  | 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: 2e4ba02879e290e8bce5d88c68bcec0a7cd5bad2db3a4b6024e374b426bcb2ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55964c748c5ae1f300cc51ba9b5eeb4940617af2234633242f2efa799de394a1",
    "cross_cats_sorted": [
      "math.NT",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-04-25T13:02:25Z",
    "title_canon_sha256": "701beefabb2fc0e81f56cdb45bca9db6ba637bd5a0b73ea13789233ef4015980"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09527",
    "kind": "arxiv",
    "version": 1
  }
}