Pith Number

pith:4L54QNBF

pith:2014:4L54QNBF3WL5V7SZYSPW3XUPOD

not attested not anchored not stored refs pending

Groups with twisted p-periodic cohomology

Guido Mislin, Olympia Talelli

arxiv:1406.0460 v1 · 2014-06-02 · math.GR · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4L54QNBF3WL5V7SZYSPW3XUPOD}

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	2026-05-18T02:50:40.889165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2fbc83425dd97dafe59c49f6dde8f70db675d48603dbaceee58fc03d8c2d4d1

Aliases

arxiv: 1406.0460 · arxiv_version: 1406.0460v1 · doi: 10.48550/arxiv.1406.0460 · pith_short_12: 4L54QNBF3WL5 · pith_short_16: 4L54QNBF3WL5V7SZ · pith_short_8: 4L54QNBF

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/4L54QNBF3WL5V7SZYSPW3XUPOD \
  | 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: e2fbc83425dd97dafe59c49f6dde8f70db675d48603dbaceee58fc03d8c2d4d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f132753727f11a9c96f83f1dc4a023293b699a62d3eeea7c20586508fd6eed8",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2014-06-02T18:01:04Z",
    "title_canon_sha256": "738834a54d3206ab2a6239724f79b0f64843f3aaae763bdca6b431cd99a075ff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0460",
    "kind": "arxiv",
    "version": 1
  }
}