Pith Number

pith:527EYGFD

pith:2016:527EYGFDXCRFJTP46FPZSBKSIF

not attested not anchored not stored refs pending

The fibres of the Prym map of \'etale cyclic coverings of degree 7

Angela Ortega, Herbert Lange

arxiv:1604.01700 v1 · 2016-04-06 · 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{527EYGFDXCRFJTP46FPZSBKSIF}

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	2026-05-18T01:17:35.770925Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eebe4c18a3b8a254cdfcf15f9905524165ee74b8a4f9ea56586aa2984a23894c

Aliases

arxiv: 1604.01700 · arxiv_version: 1604.01700v1 · doi: 10.48550/arxiv.1604.01700 · pith_short_12: 527EYGFDXCRF · pith_short_16: 527EYGFDXCRFJTP4 · pith_short_8: 527EYGFD

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/527EYGFDXCRFJTP46FPZSBKSIF \
  | 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: eebe4c18a3b8a254cdfcf15f9905524165ee74b8a4f9ea56586aa2984a23894c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b8a3207d1e7ee0e5117af8af42c591b881729bb7f4a01e19f2448894a6a8abc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-04-06T17:35:33Z",
    "title_canon_sha256": "47aa40afad0621d8b952ef6a749d2e1eba02aae3b1818ac8c92e9d30632cde0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01700",
    "kind": "arxiv",
    "version": 1
  }
}