Pith Number

pith:IUEFMWUP

pith:2012:IUEFMWUPYUT4YP6H5CY75WICC4

not attested not anchored not stored refs pending

SDMS-based Disk Encryption Method

Changil Choe, Dokjun An, Myongchol Ri, Sunam Han, Yongmin Kim

arxiv:1212.2054 v1 · 2012-12-10 · 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{IUEFMWUPYUT4YP6H5CY75WICC4}

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	2026-05-18T03:30:27.674990Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4508565a8fc527cc3fc7e8b1fed902171e89e6e54fc9152eda2fe319a2e9f49b

Aliases

arxiv: 1212.2054 · arxiv_version: 1212.2054v1 · doi: 10.48550/arxiv.1212.2054 · pith_short_12: IUEFMWUPYUT4 · pith_short_16: IUEFMWUPYUT4YP6H · pith_short_8: IUEFMWUP

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/IUEFMWUPYUT4YP6H5CY75WICC4 \
  | 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: 4508565a8fc527cc3fc7e8b1fed902171e89e6e54fc9152eda2fe319a2e9f49b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "815df9356e3563906878d21072eca5f53b5fc03d99a15c595ab04870c4f784ca",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2012-12-10T13:24:08Z",
    "title_canon_sha256": "da25c98b61c69beecc4e51a208a471ba56babaf38d8d814a49d8d6e1f8fffe3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.2054",
    "kind": "arxiv",
    "version": 1
  }
}