Pith Number

pith:5TRZBGZS

pith:2015:5TRZBGZSRRKLLIZ7N46GYJAR2L

not attested not anchored not stored refs pending

Web Tracking: Mechanisms, Implications, and Defenses

Josep Sol\'e-Pareta, Pere Barlet-Ros, Tomasz Bujlow, Valent\'in Carela-Espa\~nol

arxiv:1507.07872 v1 · 2015-07-28 · cs.CY · 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{5TRZBGZSRRKLLIZ7N46GYJAR2L}

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	2026-05-18T01:36:11.703715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ece3909b328c54b5a33f6f3c6c2411d2dda9abe618da6ede739119578d16e681

Aliases

arxiv: 1507.07872 · arxiv_version: 1507.07872v1 · doi: 10.48550/arxiv.1507.07872 · pith_short_12: 5TRZBGZSRRKL · pith_short_16: 5TRZBGZSRRKLLIZ7 · pith_short_8: 5TRZBGZS

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/5TRZBGZSRRKLLIZ7N46GYJAR2L \
  | 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: ece3909b328c54b5a33f6f3c6c2411d2dda9abe618da6ede739119578d16e681

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cb5cd5f4f5048c43bf4b214a9a128bbe7603fda77892ddf3e861b032377b3805",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CY",
    "submitted_at": "2015-07-28T17:52:42Z",
    "title_canon_sha256": "990c69f224384f0a6eb8edb928af823cbb244d3f78f7031050e824a0b8169933"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07872",
    "kind": "arxiv",
    "version": 1
  }
}