Pith Number

pith:E4DSGULV

pith:2017:E4DSGULVZISVUXTMZSPMFJN2YK

not attested not anchored not stored refs pending

An Empirical Study on Price Differentiation Based on System Fingerprints

Dennis Tatang, Nicolai Wilkop, Thomas Hupperich, Thorsten Holz

arxiv:1712.03031 v1 · 2017-12-08 · 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{E4DSGULVZISVUXTMZSPMFJN2YK}

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	2026-05-18T00:28:28.536439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2707235175ca255a5e6ccc9ec2a5bac28c2bbe3338dfbe5a3cd526b42a437cb6

Aliases

arxiv: 1712.03031 · arxiv_version: 1712.03031v1 · doi: 10.48550/arxiv.1712.03031 · pith_short_12: E4DSGULVZISV · pith_short_16: E4DSGULVZISVUXTM · pith_short_8: E4DSGULV

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/E4DSGULVZISVUXTMZSPMFJN2YK \
  | 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: 2707235175ca255a5e6ccc9ec2a5bac28c2bbe3338dfbe5a3cd526b42a437cb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "09c737929da5144c5e1a2f04916dc7c920151ba6091a841a96641f97e40c05a0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2017-12-08T11:24:10Z",
    "title_canon_sha256": "62031f3030ea54b8e1b88ad4689e0f576a8fa35c988fc726d2d0828e62fe38b1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.03031",
    "kind": "arxiv",
    "version": 1
  }
}