Pith Number

pith:IJVQA6I6

pith:2024:IJVQA6I6QB35VECJBLRMRDQVRA

not attested not anchored not stored refs pending

E-disjunctive inverse semigroups

Alex Levine, James Mitchell, Luna Elliott

arxiv:2405.19825 v2 · 2024-05-30 · math.GR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IJVQA6I6QB35VECJBLRMRDQVRA}

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	2026-06-23T01:12:44.257628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

426b00791e8077da90490ae2c88e15881dcfc098574d8139113c6c32c36cf695

Aliases

arxiv: 2405.19825 · arxiv_version: 2405.19825v2 · doi: 10.48550/arxiv.2405.19825 · pith_short_12: IJVQA6I6QB35 · pith_short_16: IJVQA6I6QB35VECJ · pith_short_8: IJVQA6I6

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/IJVQA6I6QB35VECJBLRMRDQVRA \
  | 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: 426b00791e8077da90490ae2c88e15881dcfc098574d8139113c6c32c36cf695

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "115bd79442b91f0005a7d45cef406846f135d2df54951d0f88c0e47c124bf71d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2024-05-30T08:33:00Z",
    "title_canon_sha256": "09f4ca42e65726f86fb43772066d3187a97efb80bc3564e3f7469d73784dd35c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2405.19825",
    "kind": "arxiv",
    "version": 2
  }
}