Pith Number

pith:QWK7IBJT

pith:2018:QWK7IBJTS7J7TXEPXPNZTQYQYU

not attested not anchored not stored refs pending

Anonymous Single-Sign-On for n designated services with traceability

Helen Treharne, Jinguang Han, Liqun Chen, Stephan Wesemeyer, Steve Schneider

arxiv:1804.07201 v1 · 2018-04-19 · 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{QWK7IBJTS7J7TXEPXPNZTQYQYU}

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	2026-05-18T00:18:01.063621Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8595f4053397d3f9dc8fbbdb99c310c5193fc66647b1eab538c0634915cc3fd1

Aliases

arxiv: 1804.07201 · arxiv_version: 1804.07201v1 · doi: 10.48550/arxiv.1804.07201 · pith_short_12: QWK7IBJTS7J7 · pith_short_16: QWK7IBJTS7J7TXEP · pith_short_8: QWK7IBJT

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/QWK7IBJTS7J7TXEPXPNZTQYQYU \
  | 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: 8595f4053397d3f9dc8fbbdb99c310c5193fc66647b1eab538c0634915cc3fd1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c463fbdf9e14d3557b0c914759e4c8d70392cc5aa6d5f54f3506a3d1f0b53659",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2018-04-19T14:52:26Z",
    "title_canon_sha256": "6920349a3a2da0670dcb6644646cd16f4de703a556acd267a7b0583b17b967a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.07201",
    "kind": "arxiv",
    "version": 1
  }
}