Pith Number

pith:UD7LW5DM

pith:2026:UD7LW5DMRTY7QVUZ4KPRHQ7OIS

not attested not anchored not stored refs pending

Private Iris Recognition with High-Performance FHE

Damien Stehl\'e, Guillaume Hanrot, Jincheol Ha, Jung Hee Cheon, Jung Woo Kim, Taeyeong Noh

arxiv:2601.17561 v2 · 2026-01-24 · cs.CR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UD7LW5DMRTY7QVUZ4KPRHQ7OIS}

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	2026-06-19T16:11:19.701824Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0febb746c8cf1f85699e29f13c3ee44b6a260a92bb4a89a77ad0970bbd01ed8

Aliases

arxiv: 2601.17561 · arxiv_version: 2601.17561v2 · doi: 10.48550/arxiv.2601.17561 · pith_short_12: UD7LW5DMRTY7 · pith_short_16: UD7LW5DMRTY7QVUZ · pith_short_8: UD7LW5DM

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/UD7LW5DMRTY7QVUZ4KPRHQ7OIS \
  | 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: a0febb746c8cf1f85699e29f13c3ee44b6a260a92bb4a89a77ad0970bbd01ed8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad4eeb6d4815c8cea0475a36f52c54e797b662a3108aa1275893474f554a0eeb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2026-01-24T19:16:09Z",
    "title_canon_sha256": "7296db4ad8aebdbc9a4d0cafae0263f1f37b8b3080fb08770bf3639fef51d31b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.17561",
    "kind": "arxiv",
    "version": 2
  }
}