Pith Number

pith:CWL37LT7

pith:2007:CWL37LT7DFTOOJ3OGLDYM5MLAX

not attested not anchored not stored refs pending

On the variety of two dimensional real associative algebras

J. Fresan, J. M. Ancochea Bermudez, J. Sanchez Hernandez

arxiv:0707.1076 v3 · 2007-07-07 · 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{CWL37LT7DFTOOJ3OGLDYM5MLAX}

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	2026-05-18T04:09:15.735951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1597bfae7f1966e7276e32c786758b05c52d58dfd22be054d65d5633131b2bd9

Aliases

arxiv: 0707.1076 · arxiv_version: 0707.1076v3 · doi: 10.48550/arxiv.0707.1076 · pith_short_12: CWL37LT7DFTO · pith_short_16: CWL37LT7DFTOOJ3O · pith_short_8: CWL37LT7

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/CWL37LT7DFTOOJ3OGLDYM5MLAX \
  | 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: 1597bfae7f1966e7276e32c786758b05c52d58dfd22be054d65d5633131b2bd9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2562ed4a1bce0f918da5c71593740733ac2e33ec0bd99f63976b5bc8bc87a7c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.RA",
    "submitted_at": "2007-07-07T08:22:46Z",
    "title_canon_sha256": "ce8a05d6e4d54c9b71b8e7e13cec12221d7973fcf7e03bfd0b5167d80058af76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0707.1076",
    "kind": "arxiv",
    "version": 3
  }
}