Pith Number

pith:ZHCZHWFN

pith:2024:ZHCZHWFN2YPTN2WWX5PW7PB2HT

not attested not anchored not stored refs pending

ICtoken: An NFT for Hardware IP Protection

Farinaz Koushanfar, Shashank Balla, Yiming Zhao

arxiv:2412.06726 v1 · 2024-12-09 · 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{ZHCZHWFN2YPTN2WWX5PW7PB2HT}

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	2026-07-05T09:46:37.125907Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c9c593d8add61f36ead6bf5f6fbc3a3cf947ed6bdc9c0b07aad5a7dd4abee97b

Aliases

arxiv: 2412.06726 · arxiv_version: 2412.06726v1 · doi: 10.48550/arxiv.2412.06726 · pith_short_12: ZHCZHWFN2YPT · pith_short_16: ZHCZHWFN2YPTN2WW · pith_short_8: ZHCZHWFN

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/ZHCZHWFN2YPTN2WWX5PW7PB2HT \
  | 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: c9c593d8add61f36ead6bf5f6fbc3a3cf947ed6bdc9c0b07aad5a7dd4abee97b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f97f5f53318c04777c8e21505957d823f1920fd9cef0cb9e1dfe6f76317fa0cd",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2024-12-09T18:15:28Z",
    "title_canon_sha256": "384c8e252fd2fc3bd2db7421a7f071ecd028f5a5b9e6c465ca4d7acc6011ac50"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2412.06726",
    "kind": "arxiv",
    "version": 1
  }
}