Pith Number

pith:GORUQS5J

pith:2014:GORUQS5JDL65EY6WJUDHN7JBIA

not attested not anchored not stored refs pending

On Farrell-Tate cohomology of SL\_2 over S-integers

Alexander Rahm (FSTC), Matthias Wendt

arxiv:1411.3542 v2 · 2014-11-13 · 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{GORUQS5JDL65EY6WJUDHN7JBIA}

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	2026-05-18T01:24:04.133011Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33a3484ba91afdd263d64d0676fd21401c9dc66bb13d886affb0cb28762ad70a

Aliases

arxiv: 1411.3542 · arxiv_version: 1411.3542v2 · doi: 10.48550/arxiv.1411.3542 · pith_short_12: GORUQS5JDL65 · pith_short_16: GORUQS5JDL65EY6W · pith_short_8: GORUQS5J

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/GORUQS5JDL65EY6WJUDHN7JBIA \
  | 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: 33a3484ba91afdd263d64d0676fd21401c9dc66bb13d886affb0cb28762ad70a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4e255152b353e082d3e09c73d81382f58669e5c70120b156472f2c975d3a5e0c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.KT",
    "submitted_at": "2014-11-13T14:07:47Z",
    "title_canon_sha256": "1ba03940db9f942f841979977ebd0718133ba383997180bbefad08be92c99adf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.3542",
    "kind": "arxiv",
    "version": 2
  }
}