Pith Number

pith:FWX2GHCX

pith:2015:FWX2GHCXXBIPFG52QSHXHU2STG

not attested not anchored not stored refs pending

Data Protection: Combining Fragmentation, Encryption, and Dispersion, a final report

Gerard Memmi, Han Qiu, Katarzyna Kapusta, Patrick Lambein

arxiv:1512.02951 v2 · 2015-12-09 · 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{FWX2GHCXXBIPFG52QSHXHU2STG}

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	2026-05-18T00:50:57.564553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dafa31c57b850f29bba848f73d352998ed5188eec8fb54a9796730136715ff6

Aliases

arxiv: 1512.02951 · arxiv_version: 1512.02951v2 · doi: 10.48550/arxiv.1512.02951 · pith_short_12: FWX2GHCXXBIP · pith_short_16: FWX2GHCXXBIPFG52 · pith_short_8: FWX2GHCX

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/FWX2GHCXXBIPFG52QSHXHU2STG \
  | 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: 2dafa31c57b850f29bba848f73d352998ed5188eec8fb54a9796730136715ff6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "44ef47000ceb57cf9bbf6e177a217b78aeb67b0cfc7818667b83511a457df632",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-12-09T17:19:07Z",
    "title_canon_sha256": "e4d1df80af858d01562e901cf48b3dc3b44b69e88a2d8ad222eb109b9fd60f96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02951",
    "kind": "arxiv",
    "version": 2
  }
}