Pith Number

pith:4O5EC22U

pith:2017:4O5EC22UYSLNI63TDAPPCWOEOT

not attested not anchored not stored refs pending

Automorphisms of even unimodular lattices and equivariant Witt groups

Eva Bayer-Fluckiger, Lenny Taelman

arxiv:1708.05540 v4 · 2017-08-18 · math.NT · math.AG · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4O5EC22UYSLNI63TDAPPCWOEOT}

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	2026-05-18T00:08:46.380992Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3ba416b54c496d47b73181ef159c474e80d832a23cf03500d355c411fc4c07f

Aliases

arxiv: 1708.05540 · arxiv_version: 1708.05540v4 · doi: 10.48550/arxiv.1708.05540 · pith_short_12: 4O5EC22UYSLN · pith_short_16: 4O5EC22UYSLNI63T · pith_short_8: 4O5EC22U

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/4O5EC22UYSLNI63TDAPPCWOEOT \
  | 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: e3ba416b54c496d47b73181ef159c474e80d832a23cf03500d355c411fc4c07f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85ca9e87c57168f9018f26bb5664fb9c480981dd2ca1ec4e8543152ff251ebc2",
    "cross_cats_sorted": [
      "math.AG",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-08-18T09:01:41Z",
    "title_canon_sha256": "3aa45a987a7216cebe7e43f708de78f75a22a3f0a52d0b5726f38af6b3c72857"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.05540",
    "kind": "arxiv",
    "version": 4
  }
}