Pith Number

pith:6TV7D2NW

pith:2015:6TV7D2NWPHRJMSRHUQ77S5WPW4

not attested not anchored not stored refs pending

Weak pre pseudo effect algebras and generalized weak pre pseudo effect algebras

Marek Hy\v{c}ko

arxiv:1509.09105 v1 · 2015-09-30 · math.RA · math.QA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6TV7D2NWPHRJMSRHUQ77S5WPW4}

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	2026-05-18T01:31:27.141703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f4ebf1e9b679e2964a27a43ff976cfb728f0062d26b05d90805cfbaf58994fbf

Aliases

arxiv: 1509.09105 · arxiv_version: 1509.09105v1 · doi: 10.48550/arxiv.1509.09105 · pith_short_12: 6TV7D2NWPHRJ · pith_short_16: 6TV7D2NWPHRJMSRH · pith_short_8: 6TV7D2NW

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/6TV7D2NWPHRJMSRHUQ77S5WPW4 \
  | 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: f4ebf1e9b679e2964a27a43ff976cfb728f0062d26b05d90805cfbaf58994fbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f236ec141107109293725456abf386d5d8acd3d9a58d09350f90fd8c9498e0bc",
    "cross_cats_sorted": [
      "math.QA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2015-09-30T10:01:15Z",
    "title_canon_sha256": "0b049d31027733a75d237c84a2b17a95a8dc2353559092367ee23cee354bb630"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.09105",
    "kind": "arxiv",
    "version": 1
  }
}