Pith Number

pith:KP24RLOI

pith:2025:KP24RLOIZS2SIIBHS3I3BDTMFL

not attested not anchored not stored refs pending

Byte by Byte: Unmasking Browser Fingerprinting at the Function Level Using V8 Bytecode Transformers

Dylan Cutler, Igor Bilogrevic, Pouneh Nikkhah Bahrami

arxiv:2509.09950 v1 · 2025-09-12 · 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{KP24RLOIZS2SIIBHS3I3BDTMFL}

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	2026-07-05T12:09:52.678677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53f5c8adc8ccb524202796d1b08e6c2af0588287c5a2c56d19fd2c9774cf4d4e

Aliases

arxiv: 2509.09950 · arxiv_version: 2509.09950v1 · doi: 10.48550/arxiv.2509.09950 · pith_short_12: KP24RLOIZS2S · pith_short_16: KP24RLOIZS2SIIBH · pith_short_8: KP24RLOI

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/KP24RLOIZS2SIIBHS3I3BDTMFL \
  | 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: 53f5c8adc8ccb524202796d1b08e6c2af0588287c5a2c56d19fd2c9774cf4d4e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3132884ac6a162007cb23b97e4584ba3ffd99ac1be981b9f7f4687804d647237",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2025-09-12T03:58:01Z",
    "title_canon_sha256": "cd33d868eb3eb3e1df93bc31d61902f81caa1d420c11834eb7295e3c44e556f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.09950",
    "kind": "arxiv",
    "version": 1
  }
}