Pith Number

pith:3RIX35IC

pith:2016:3RIX35IC6HCS2KVJ26JW5X5QIJ

not attested not anchored not stored refs pending

Arithmetic of split Kummer surfaces: Montgomery endomorphism of Edwards products

David Kohel

arxiv:1601.03680 v1 · 2016-01-14 · 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{3RIX35IC6HCS2KVJ26JW5X5QIJ}

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	2026-05-18T01:22:52.857830Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc517df502f1c52d2aa9d7936edfb0426a3fb3209f8980aeb9e6bdb4de032386

Aliases

arxiv: 1601.03680 · arxiv_version: 1601.03680v1 · doi: 10.48550/arxiv.1601.03680 · pith_short_12: 3RIX35IC6HCS · pith_short_16: 3RIX35IC6HCS2KVJ · pith_short_8: 3RIX35IC

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/3RIX35IC6HCS2KVJ26JW5X5QIJ \
  | 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: dc517df502f1c52d2aa9d7936edfb0426a3fb3209f8980aeb9e6bdb4de032386

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b378ddb5c3677bbde9c49ff3b5a24add1b3a4418950e8b16c290943ab28631a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2016-01-14T17:41:30Z",
    "title_canon_sha256": "463d3148dbf923db570c25611f9f94b9c54370d64d1a3de3439d21a3587afb53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.03680",
    "kind": "arxiv",
    "version": 1
  }
}