Pith Number

pith:6JMLMOK5

pith:2015:6JMLMOK5LJRLTAQUOLZQ3V3VFV

not attested not anchored not stored refs pending

The relational model is injective for Multiplicative Exponential Linear Logic

Daniel de Carvalho

arxiv:1502.02404 v4 · 2015-02-09 · 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{6JMLMOK5LJRLTAQUOLZQ3V3VFV}

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	2026-05-18T01:15:07.015370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f258b6395d5a62b9821472f30dd7752d6afd85bb50903e69dc20fd05cf8e854f

Aliases

arxiv: 1502.02404 · arxiv_version: 1502.02404v4 · doi: 10.48550/arxiv.1502.02404 · pith_short_12: 6JMLMOK5LJRL · pith_short_16: 6JMLMOK5LJRLTAQU · pith_short_8: 6JMLMOK5

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/6JMLMOK5LJRLTAQUOLZQ3V3VFV \
  | 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: f258b6395d5a62b9821472f30dd7752d6afd85bb50903e69dc20fd05cf8e854f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8365aa6d79bc7c6fc66118e6a24854ab95dde05532c935e9a7ecbd048308aae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2015-02-09T09:16:26Z",
    "title_canon_sha256": "2ad4a898bd7b49138a93f0aaafb350e677ce91ba7bb4d1776402bdfbc4e6696b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.02404",
    "kind": "arxiv",
    "version": 4
  }
}