Pith Number

pith:QSRE4YQ7

pith:2014:QSRE4YQ7RUIKNJ3KUNJZPUZDJD

not attested not anchored not stored refs pending

The Farrell-Jones Conjecture for some nearly crystallographic groups

F. Thomas Farrell, Xiaolei Wu

arxiv:1410.2103 v1 · 2014-10-08 · math.AT · math.GT · 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{QSRE4YQ7RUIKNJ3KUNJZPUZDJD}

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	2026-05-18T01:22:21.685495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84a24e621f8d10a6a76aa35397d32348f09210d7052a0d87b270c90b0e2593f3

Aliases

arxiv: 1410.2103 · arxiv_version: 1410.2103v1 · doi: 10.48550/arxiv.1410.2103 · pith_short_12: QSRE4YQ7RUIK · pith_short_16: QSRE4YQ7RUIKNJ3K · pith_short_8: QSRE4YQ7

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/QSRE4YQ7RUIKNJ3KUNJZPUZDJD \
  | 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: 84a24e621f8d10a6a76aa35397d32348f09210d7052a0d87b270c90b0e2593f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e05c30bb4ecf9db4b41a163dd8d08b186d0dbd84d0232e3ff770cd4e1206e97",
    "cross_cats_sorted": [
      "math.GT",
      "math.KT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2014-10-08T13:28:16Z",
    "title_canon_sha256": "b406ea659585fd5fa0d6da5dec3ac6781adc596cfc9813f9b726f1fdf52815ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.2103",
    "kind": "arxiv",
    "version": 1
  }
}