Pith Number

pith:NPILMHGN

pith:2025:NPILMHGNLR4YECWX5RQEMJGKTF

not attested not anchored not stored refs pending

How Reliable Are FOSS Popularity Metrics? Analyzing the Effort Required for Spoofing Common Software Popularity Metrics

Ben Swierzy, Marc Ohm, Michael Meier, Timo Pohl

arxiv:2505.05897 v2 · 2025-05-09 · cs.CR · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NPILMHGNLR4YECWX5RQEMJGKTF}

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	2026-05-21T01:04:13.895087Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bd0b61ccd5c79820ad7ec604624ca9959357cc65f4aed4e57e927f45618fab1

Aliases

arxiv: 2505.05897 · arxiv_version: 2505.05897v2 · doi: 10.48550/arxiv.2505.05897 · pith_short_12: NPILMHGNLR4Y · pith_short_16: NPILMHGNLR4YECWX · pith_short_8: NPILMHGN

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/NPILMHGNLR4YECWX5RQEMJGKTF \
  | 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: 6bd0b61ccd5c79820ad7ec604624ca9959357cc65f4aed4e57e927f45618fab1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23a9ebc6d828fd39d3ae2677a853811297d8865e2e509ee7b1dc3b14f9a1aa88",
    "cross_cats_sorted": [
      "cs.SE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-05-09T09:05:38Z",
    "title_canon_sha256": "f91275261a14fc3f8854cb7f67f5a3b46cb442816d9debbc9937524185a8a37f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.05897",
    "kind": "arxiv",
    "version": 2
  }
}