Pith Number

pith:CIERYSDT

pith:2021:CIERYSDTH4VJ65DNUEPCZZ6VDK

not attested not anchored not stored refs pending

Trojan Source: Invisible Vulnerabilities

Nicholas Boucher, Ross Anderson

arxiv:2111.00169 v2 · 2021-10-30 · cs.CR · cs.PL

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CIERYSDTH4VJ65DNUEPCZZ6VDK}

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	2026-07-05T05:49:12.460652Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

12091c48733f2a9f746da11e2ce7d51ab57c1dfee81c3023a24f4ddd00c788f7

Aliases

arxiv: 2111.00169 · arxiv_version: 2111.00169v2 · doi: 10.48550/arxiv.2111.00169 · pith_short_12: CIERYSDTH4VJ · pith_short_16: CIERYSDTH4VJ65DN · pith_short_8: CIERYSDT

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/CIERYSDTH4VJ65DNUEPCZZ6VDK \
  | 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: 12091c48733f2a9f746da11e2ce7d51ab57c1dfee81c3023a24f4ddd00c788f7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5dfee2a11c9e869603c4f9095995854a013f18f31c08b742ecd1d6f1c1769c9a",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2021-10-30T04:05:46Z",
    "title_canon_sha256": "7aaab3b3057fc54c8d8e02d123c02940129558fb9ac6ebbd1edfbc6bb1350f35"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2111.00169",
    "kind": "arxiv",
    "version": 2
  }
}