Pith Number

pith:LYCGBQ5Z

pith:2018:LYCGBQ5ZHVAFZAWAWCZBSLD3JR

not attested not anchored not stored refs pending

Hard isogeny problems over RSA moduli and groups with infeasible inversion

Salim Ali Altug, Yilei Chen

arxiv:1810.00022 v2 · 2018-09-28 · math.NT · cs.CR · 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{LYCGBQ5ZHVAFZAWAWCZBSLD3JR}

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	2026-05-17T23:46:19.372993Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e0460c3b93d405c82c0b0b2192c7b4c6e86b122b0e797772dc0bc803cae4aa4

Aliases

arxiv: 1810.00022 · arxiv_version: 1810.00022v2 · doi: 10.48550/arxiv.1810.00022 · pith_short_12: LYCGBQ5ZHVAF · pith_short_16: LYCGBQ5ZHVAFZAWA · pith_short_8: LYCGBQ5Z

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/LYCGBQ5ZHVAFZAWAWCZBSLD3JR \
  | 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: 5e0460c3b93d405c82c0b0b2192c7b4c6e86b122b0e797772dc0bc803cae4aa4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec3b3f7939c7bfef2b3f06c9c8f914a7992a9de5101594a4e20d5d16b9a76139",
    "cross_cats_sorted": [
      "cs.CR",
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2018-09-28T18:09:21Z",
    "title_canon_sha256": "45669f059c52f7e21633e9531d62b567be3221d444fbcd710a23e831719ccbe6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.00022",
    "kind": "arxiv",
    "version": 2
  }
}