Pith Number

pith:EYMNUBW4

pith:2014:EYMNUBW4CWXDKFUIKDA5VUL7CE

not attested not anchored not stored refs pending

What's the Gist? Privacy-Preserving Aggregation of User Profiles

Emiliano De Cristofaro, Ersin Uzun, Igor Bilogrevic, Julien Freudiger

arxiv:1405.1328 v2 · 2014-05-06 · 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{EYMNUBW4CWXDKFUIKDA5VUL7CE}

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	2026-05-18T02:48:56.211285Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2618da06dc15ae35168850c1dad17f112e27e97865be0db6d947084a3b5f5700

Aliases

arxiv: 1405.1328 · arxiv_version: 1405.1328v2 · doi: 10.48550/arxiv.1405.1328 · pith_short_12: EYMNUBW4CWXD · pith_short_16: EYMNUBW4CWXDKFUI · pith_short_8: EYMNUBW4

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/EYMNUBW4CWXDKFUIKDA5VUL7CE \
  | 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: 2618da06dc15ae35168850c1dad17f112e27e97865be0db6d947084a3b5f5700

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f0b0ba1377e8a1834230b1e15b30c462280147c19a72f6ba6da48f609c48d82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2014-05-06T15:49:48Z",
    "title_canon_sha256": "50d1584eebdbb169037f40d8debeb66bd53c3bdd8e2fb461b98336f12e3f8e61"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1328",
    "kind": "arxiv",
    "version": 2
  }
}