Pith Number

pith:SQ7EQE4O

pith:2018:SQ7EQE4O5W7ZVL4X5PCGKUF5PQ

not attested not anchored not stored refs pending

De Rham epsilon factors for flat connections on higher local fields

Michael Groechenig

arxiv:1807.07888 v1 · 2018-07-20 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SQ7EQE4O5W7ZVL4X5PCGKUF5PQ}

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	2026-05-18T00:10:15.363136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

943e48138eedbf9aaf97ebc46550bd7c3ed57f6a3bdd10f1b737b69372383048

Aliases

arxiv: 1807.07888 · arxiv_version: 1807.07888v1 · doi: 10.48550/arxiv.1807.07888 · pith_short_12: SQ7EQE4O5W7Z · pith_short_16: SQ7EQE4O5W7ZVL4X · pith_short_8: SQ7EQE4O

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/SQ7EQE4O5W7ZVL4X5PCGKUF5PQ \
  | 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: 943e48138eedbf9aaf97ebc46550bd7c3ed57f6a3bdd10f1b737b69372383048

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "de3a150c45e9181ecdf537e0cecf887011452e757422c367dd08d231782dd90d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2018-07-20T15:18:37Z",
    "title_canon_sha256": "47346fabe2485f5bc395e0c3f70ba207f8a7eed2424db6969358865a0b9ca289"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.07888",
    "kind": "arxiv",
    "version": 1
  }
}