Pith Number

pith:KUGJWL72

pith:2011:KUGJWL72JQSIUVP4KWB6A7ZOPR

not attested not anchored not stored refs pending

TrackMeNot: Enhancing the privacy of Web Search

Helen Nissenbaum, Lakshminarayanan Subramanian, Vincent Toubiana

arxiv:1109.4677 v1 · 2011-09-22 · 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{KUGJWL72JQSIUVP4KWB6A7ZOPR}

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	2026-05-18T04:12:33.166363Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

550c9b2ffa4c248a55fc5583e07f2e7c70779ca8985fda87902157e6c0ec1812

Aliases

arxiv: 1109.4677 · arxiv_version: 1109.4677v1 · doi: 10.48550/arxiv.1109.4677 · pith_short_12: KUGJWL72JQSI · pith_short_16: KUGJWL72JQSIUVP4 · pith_short_8: KUGJWL72

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/KUGJWL72JQSIUVP4KWB6A7ZOPR \
  | 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: 550c9b2ffa4c248a55fc5583e07f2e7c70779ca8985fda87902157e6c0ec1812

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd6a15862e38ad9e26b3537b0806d88bf9c9f79bb8b2e190ce33a0c9ac307c95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2011-09-22T00:14:11Z",
    "title_canon_sha256": "2171bec8d342d549148848faf976e3840776a473d22afa541ebbff4b06a15b97"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.4677",
    "kind": "arxiv",
    "version": 1
  }
}