Pith Number

pith:5AZ6PMZD

pith:2011:5AZ6PMZDRXYLLZMIJZVBD347YN

not attested not anchored not stored refs pending

Context Protecting Privacy Preservation in Ubiquitous Computing

Arijit Ukil

arxiv:1108.2111 v1 · 2011-08-10 · cs.CR · cs.NI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5AZ6PMZDRXYLLZMIJZVBD347YN}

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	2026-05-18T00:58:18.793015Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e833e7b3238df0b5e5884e6a11ef9fc36e6d6110b1a627bd391aa545195c6b89

Aliases

arxiv: 1108.2111 · arxiv_version: 1108.2111v1 · doi: 10.48550/arxiv.1108.2111 · pith_short_12: 5AZ6PMZDRXYL · pith_short_16: 5AZ6PMZDRXYLLZMI · pith_short_8: 5AZ6PMZD

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/5AZ6PMZDRXYLLZMIJZVBD347YN \
  | 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: e833e7b3238df0b5e5884e6a11ef9fc36e6d6110b1a627bd391aa545195c6b89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f7d8b069d8f610fb4e0183d0dde375a086db3b8dbcb85f6542ad50f73d92686",
    "cross_cats_sorted": [
      "cs.NI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2011-08-10T07:11:29Z",
    "title_canon_sha256": "fe3ef814e1b488b859e3e12450f4b8712e83dc65299501dfa23968ab86ffc1a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.2111",
    "kind": "arxiv",
    "version": 1
  }
}