Pith Number

pith:4JSB3KHI

pith:2010:4JSB3KHINZIGD4VE7ASDHNSL5V

not attested not anchored not stored refs pending

The relational model is injective for Multiplicative Exponential Linear Logic (without weakenings)

Daniel de Carvalho, Lorenzo Tortora de Falco

arxiv:1002.3131 v2 · 2010-02-16 · 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{4JSB3KHINZIGD4VE7ASDHNSL5V}

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	2026-05-18T04:30:02.883531Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e2641da8e86e5061f2a4f82433b64bed63f117eb520f576ef982904cac7e9629

Aliases

arxiv: 1002.3131 · arxiv_version: 1002.3131v2 · doi: 10.48550/arxiv.1002.3131 · pith_short_12: 4JSB3KHINZIG · pith_short_16: 4JSB3KHINZIGD4VE · pith_short_8: 4JSB3KHI

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/4JSB3KHINZIGD4VE7ASDHNSL5V \
  | 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: e2641da8e86e5061f2a4f82433b64bed63f117eb520f576ef982904cac7e9629

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11aa3d0f2054763acfb551e2dcf14ee5116f7584ec341a6a30b78f30d4b1a89b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2010-02-16T19:20:03Z",
    "title_canon_sha256": "c5fc06f021b57e658145243912482f9dcaccfcefe37d98d13222e3f319e07762"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3131",
    "kind": "arxiv",
    "version": 2
  }
}