Pith Number

pith:CCNCXOZN

pith:2016:CCNCXOZNE67BOZ3QXKG25JW6PD

not attested not anchored not stored refs pending

Free Subalgebras of Graded Algebras

Be'eri Greenfeld, Jason P. Bell

arxiv:1605.09585 v2 · 2016-05-31 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CCNCXOZNE67BOZ3QXKG25JW6PD}

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	2026-05-18T00:41:12.996293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

109a2bbb2d27be176770ba8daea6de78c78a3386f565bd8f404324b47ceaf75e

Aliases

arxiv: 1605.09585 · arxiv_version: 1605.09585v2 · doi: 10.48550/arxiv.1605.09585 · pith_short_12: CCNCXOZNE67B · pith_short_16: CCNCXOZNE67BOZ3Q · pith_short_8: CCNCXOZN

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/CCNCXOZNE67BOZ3QXKG25JW6PD \
  | 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: 109a2bbb2d27be176770ba8daea6de78c78a3386f565bd8f404324b47ceaf75e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ce456d56e7439899b5f3544871f15ba0f35ed73425e51c0bc8c18b60be12579e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2016-05-31T11:28:38Z",
    "title_canon_sha256": "ddea7f9719aea3df092ca1a15e0fa50572dccf2b867f004d82451841853bc977"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.09585",
    "kind": "arxiv",
    "version": 2
  }
}