Pith Number

pith:5W5CNWDT

pith:2017:5W5CNWDT7GKSAZP735OIFQYPQF

not attested not anchored not stored refs pending

Norm-compatible systems of cohomology classes for $\operatorname{GU}(2,2)$

Antonio Cauchi

arxiv:1711.10571 v2 · 2017-11-28 · math.NT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5W5CNWDT7GKSAZP735OIFQYPQF}

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	2026-05-18T00:10:28.322369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

edba26d873f9952065ffdf5c82c30f815173a670c819373c5d5f11c0285ab27a

Aliases

arxiv: 1711.10571 · arxiv_version: 1711.10571v2 · doi: 10.48550/arxiv.1711.10571 · pith_short_12: 5W5CNWDT7GKS · pith_short_16: 5W5CNWDT7GKSAZP7 · pith_short_8: 5W5CNWDT

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/5W5CNWDT7GKSAZP735OIFQYPQF \
  | 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: edba26d873f9952065ffdf5c82c30f815173a670c819373c5d5f11c0285ab27a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7060ab04d3679508d7a78586cb618e1c85cb9e5f0917f427ba46ff2952b3cc2c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2017-11-28T21:42:21Z",
    "title_canon_sha256": "9a8b0f486a3a498cf23cb3bbd76696aaf0c9f269c723e875c6c27841b5bdc479"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.10571",
    "kind": "arxiv",
    "version": 2
  }
}