Pith Number

pith:47IS7PEG

pith:2009:47IS7PEGIJOYJI55JA4CAIUNRI

not attested not anchored not stored refs pending

Bounded Linear Logic, Revisited

Martin Hofmann (LMU, Munchen), Ugo Dal Lago (Universit\`a di Bologna)

arxiv:0904.2675 v5 · 2009-04-17 · 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{47IS7PEGIJOYJI55JA4CAIUNRI}

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	2026-05-18T01:37:40.436305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7d12fbc86425d84a3bd483820228d8a1f51c400f794ebef41103971bff94662

Aliases

arxiv: 0904.2675 · arxiv_version: 0904.2675v5 · doi: 10.48550/arxiv.0904.2675 · pith_short_12: 47IS7PEGIJOY · pith_short_16: 47IS7PEGIJOYJI55 · pith_short_8: 47IS7PEG

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/47IS7PEGIJOYJI55JA4CAIUNRI \
  | 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: e7d12fbc86425d84a3bd483820228d8a1f51c400f794ebef41103971bff94662

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ab9c21f6c9a9be4ad37451364ca26c5d6be90e1154dcde238cb827b35fbcaf1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2009-04-17T10:44:18Z",
    "title_canon_sha256": "287608738e9e112b54dfd44a41c2e6501158268cc40ae20150fa5e5dfd19cf28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0904.2675",
    "kind": "arxiv",
    "version": 5
  }
}