Pith Number

pith:IBOL4YUW

pith:2018:IBOL4YUW7NGZMY6L34R3DV7KAZ

not attested not anchored not stored refs pending

On the relative strengths of fragments of collection

Zachiri McKenzie

arxiv:1806.08500 v4 · 2018-06-22 · 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{IBOL4YUW7NGZMY6L34R3DV7KAZ}

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	2026-05-17T23:56:38.607656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

405cbe6296fb4d9663cbdf23b1d7ea0662da8abcfb090d9eb242f4451453433f

Aliases

arxiv: 1806.08500 · arxiv_version: 1806.08500v4 · doi: 10.48550/arxiv.1806.08500 · pith_short_12: IBOL4YUW7NGZ · pith_short_16: IBOL4YUW7NGZMY6L · pith_short_8: IBOL4YUW

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/IBOL4YUW7NGZMY6L34R3DV7KAZ \
  | 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: 405cbe6296fb4d9663cbdf23b1d7ea0662da8abcfb090d9eb242f4451453433f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86eabf9f0c6dd6000bb38016553169f31a3e60d6aa78d00ae8fbf8f7bccf429c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2018-06-22T05:32:02Z",
    "title_canon_sha256": "42e19f10010a74a9ca2a4f6d9c338cc5b5c58ffe1e3edbeae32e2f0ae8b1a328"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08500",
    "kind": "arxiv",
    "version": 4
  }
}