Pith Number

pith:32VP6NH6

pith:2019:32VP6NH6UQ4K2T5RU4WMGZ2SVH

not attested not anchored not stored refs pending

A study of truth predicates in matrix semantics

T. Moraschini

arxiv:1908.01661 v1 · 2019-08-01 · math.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{32VP6NH6UQ4K2T5RU4WMGZ2SVH}

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	2026-07-04T23:51:32.513430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

deaaff34fea438ad4fb1a72cc36752a9cecc77e5a980efdf31f4650491f85b0e

Aliases

arxiv: 1908.01661 · arxiv_version: 1908.01661v1 · doi: 10.48550/arxiv.1908.01661 · pith_short_12: 32VP6NH6UQ4K · pith_short_16: 32VP6NH6UQ4K2T5R · pith_short_8: 32VP6NH6

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/32VP6NH6UQ4K2T5RU4WMGZ2SVH \
  | 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: deaaff34fea438ad4fb1a72cc36752a9cecc77e5a980efdf31f4650491f85b0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa284a61562786e79e66280fc2d525f2bc7b891e4b999be7d44b35dec869e4a4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2019-08-01T17:55:07Z",
    "title_canon_sha256": "a7d8b39f075429b219761b15585c145f22ae13dd84194e6daefdd499d92380cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.01661",
    "kind": "arxiv",
    "version": 1
  }
}