Pith Number

pith:QUFYZ5H6

pith:2017:QUFYZ5H6BHNANKWGA2JL3AZ5TA

not attested not anchored not stored refs pending

Privacy by typing in the $\pi$-calculus

Anna Philippou, Dimitrios Kouzapas

arxiv:1710.06494 v2 · 2017-10-17 · cs.LO · 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{QUFYZ5H6BHNANKWGA2JL3AZ5TA}

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	2026-05-17T23:51:21.502562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

850b8cf4fe09da06aac60692bd833d98231b7e624cea4f500a97c2590bc7f026

Aliases

arxiv: 1710.06494 · arxiv_version: 1710.06494v2 · doi: 10.48550/arxiv.1710.06494 · pith_short_12: QUFYZ5H6BHNA · pith_short_16: QUFYZ5H6BHNANKWG · pith_short_8: QUFYZ5H6

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/QUFYZ5H6BHNANKWGA2JL3AZ5TA \
  | 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: 850b8cf4fe09da06aac60692bd833d98231b7e624cea4f500a97c2590bc7f026

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b126d3154c25d5ea984eb03801f7470c2f1bcf7a10c3f10a314053ea7728a46",
    "cross_cats_sorted": [
      "cs.CR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2017-10-17T20:22:17Z",
    "title_canon_sha256": "eff2318a954ec22ddb5eb894d7483742345aa32a11cd69170d091c297d59f29a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.06494",
    "kind": "arxiv",
    "version": 2
  }
}