Pith Number

pith:EPAQYTRB

pith:2011:EPAQYTRBZNUTTE2JHHIQPRHXED

not attested not anchored not stored refs pending

First-order Nilpotent Minimum Logics: first steps

Matteo Bianchi

arxiv:1103.6025 v2 · 2011-03-30 · 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{EPAQYTRBZNUTTE2JHHIQPRHXED}

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	2026-05-18T03:52:12.486160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23c10c4e21cb6939934939d107c4f720d7d8f46cef534bf87fd63435851838cf

Aliases

arxiv: 1103.6025 · arxiv_version: 1103.6025v2 · doi: 10.48550/arxiv.1103.6025 · pith_short_12: EPAQYTRBZNUT · pith_short_16: EPAQYTRBZNUTTE2J · pith_short_8: EPAQYTRB

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/EPAQYTRBZNUTTE2JHHIQPRHXED \
  | 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: 23c10c4e21cb6939934939d107c4f720d7d8f46cef534bf87fd63435851838cf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "814b7c51484bb1f8380a1c1661ea78bc8bdb5c6ae66712808863fde7109492b3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2011-03-30T19:48:21Z",
    "title_canon_sha256": "03e3bcb70c19283b01aa652b2ab92836cec5def1550d9e6aee7736bdffce4d4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.6025",
    "kind": "arxiv",
    "version": 2
  }
}