Pith Number

pith:CM6NVPH6

pith:2021:CM6NVPH6RIFX4OST3WKLSUKJFO

not attested not anchored not stored refs pending

How Not to Protect Your IP -- An Industry-Wide Break of IEEE 1735 Implementations

Alexander May, Christof Paar, Florian Schweins, Julian Speith, Maik Ender, Marc Fyrbiak

arxiv:2112.04838 v1 · 2021-12-09 · 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{CM6NVPH6RIFX4OST3WKLSUKJFO}

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	2026-07-05T05:16:31.925394Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

133cdabcfe8a0b7e3a53dd94b951492b9d7032916a545bea58f0044f5d64c2bd

Aliases

arxiv: 2112.04838 · arxiv_version: 2112.04838v1 · doi: 10.48550/arxiv.2112.04838 · pith_short_12: CM6NVPH6RIFX · pith_short_16: CM6NVPH6RIFX4OST · pith_short_8: CM6NVPH6

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/CM6NVPH6RIFX4OST3WKLSUKJFO \
  | 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: 133cdabcfe8a0b7e3a53dd94b951492b9d7032916a545bea58f0044f5d64c2bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f3c0aec55c090d4d2ddcb95e39d677d17cf2f5ad2c58c393235e149df55bd457",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-12-09T11:13:56Z",
    "title_canon_sha256": "062659df18097ae1ea1a6f912ea1d85cbf4c4965f56904875ed056fac1e7768c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.04838",
    "kind": "arxiv",
    "version": 1
  }
}