Pith Number

pith:6RZHJD7D

pith:2025:6RZHJD7DHLJ7Z6PAOYLZ5WA663

not attested not anchored not stored refs pending

Pinning Is Futile: You Need More Than Local Dependency Versioning to Defend against Supply Chain Attacks

Bogdan Vasilescu, Christian K\"astner, Hao He

arxiv:2502.06662 v1 · 2025-02-10 · cs.SE · 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{6RZHJD7DHLJ7Z6PAOYLZ5WA663}

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	2026-07-05T10:12:10.228369Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f472748fe33ad3fcf9e076179ed81ef6de7aba4d8008697f757fb4479c5bad63

Aliases

arxiv: 2502.06662 · arxiv_version: 2502.06662v1 · doi: 10.48550/arxiv.2502.06662 · pith_short_12: 6RZHJD7DHLJ7 · pith_short_16: 6RZHJD7DHLJ7Z6PA · pith_short_8: 6RZHJD7D

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/6RZHJD7DHLJ7Z6PAOYLZ5WA663 \
  | 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: f472748fe33ad3fcf9e076179ed81ef6de7aba4d8008697f757fb4479c5bad63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2dd4b2331124b2d5c4a15be11e221e44c9674cbd136bbe0abbc261475677083",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-02-10T16:50:48Z",
    "title_canon_sha256": "437be73031b209dc281072eddef0b5cfb7e9f843b02f067a75e4e514af43c85f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06662",
    "kind": "arxiv",
    "version": 1
  }
}