Pith Number

pith:UXVI4REU

pith:2024:UXVI4REUHQF7CPAAATG24IXUNZ

not attested not anchored not stored refs pending

Harnessing Lightweight Ciphers for PDF Encryption

Aastha Chauhan, Deepa Verma

arxiv:2409.09428 v1 · 2024-09-14 · 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{UXVI4REUHQF7CPAAATG24IXUNZ}

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	2026-07-05T09:07:09.655144Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5ea8e44943c0bf13c0004cdae22f46e685e9905262d285455ffadab83b7f81e

Aliases

arxiv: 2409.09428 · arxiv_version: 2409.09428v1 · doi: 10.48550/arxiv.2409.09428 · pith_short_12: UXVI4REUHQF7 · pith_short_16: UXVI4REUHQF7CPAA · pith_short_8: UXVI4REU

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/UXVI4REUHQF7CPAAATG24IXUNZ \
  | 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: a5ea8e44943c0bf13c0004cdae22f46e685e9905262d285455ffadab83b7f81e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80c1a327578627108976f0d5a6c238b1021c515eb929609aeda705126acd92d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2024-09-14T12:59:04Z",
    "title_canon_sha256": "b819807ca7e2f7b79f3fa32f7ea5503d9295273922027169b6a0c2687ce5e460"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2409.09428",
    "kind": "arxiv",
    "version": 1
  }
}