Pith Number

pith:LGI6BBQY

pith:2015:LGI6BBQYQ22P6L2LGOYHVGX7QI

not attested not anchored not stored refs pending

A Declarative Framework for Specifying and Enforcing Purpose-aware Policies

Chiara Ghidini, Riccardo De Masellis, Silvio Ranise

arxiv:1507.08153 v1 · 2015-07-29 · cs.CR · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LGI6BBQYQ22P6L2LGOYHVGX7QI}

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	2026-05-18T01:36:08.228833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5991e0861886b4ff2f4b33b07a9aff82390d619af68cfba960193fae347c369b

Aliases

arxiv: 1507.08153 · arxiv_version: 1507.08153v1 · doi: 10.48550/arxiv.1507.08153 · pith_short_12: LGI6BBQYQ22P · pith_short_16: LGI6BBQYQ22P6L2L · pith_short_8: LGI6BBQY

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/LGI6BBQYQ22P6L2LGOYHVGX7QI \
  | 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: 5991e0861886b4ff2f4b33b07a9aff82390d619af68cfba960193fae347c369b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a106b73ab7d132cd9ae2b4984c8e211854846681e3a0cb3d2f6ed54df4c726d",
    "cross_cats_sorted": [
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2015-07-29T14:17:43Z",
    "title_canon_sha256": "f9424ea0ffadbb10913c0866b2e6ed41fa35ae4924d37de3f64dca19a1c3c87d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.08153",
    "kind": "arxiv",
    "version": 1
  }
}