Pith Number

pith:L6L4FXDI

pith:2015:L6L4FXDIXW6YTKEML6VGZDFMOF

not attested not anchored not stored refs pending

Presentations for monoids of finite partial isometries

Teresa M. Quinteiro, V\'itor H. Fernandes

arxiv:1502.04829 v1 · 2015-02-17 · 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{L6L4FXDIXW6YTKEML6VGZDFMOF}

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	2026-05-18T02:26:53.746896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f97c2dc68bdbd89a88c5faa6c8cac714a129ff536b7177cb7fea76f266d4af6

Aliases

arxiv: 1502.04829 · arxiv_version: 1502.04829v1 · doi: 10.48550/arxiv.1502.04829 · pith_short_12: L6L4FXDIXW6Y · pith_short_16: L6L4FXDIXW6YTKEM · pith_short_8: L6L4FXDI

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/L6L4FXDIXW6YTKEML6VGZDFMOF \
  | 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: 5f97c2dc68bdbd89a88c5faa6c8cac714a129ff536b7177cb7fea76f266d4af6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fe4061934e9d2d647f910aabe118e6f1b665b0e42636616afe9c2ea46a3a1e97",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2015-02-17T09:07:17Z",
    "title_canon_sha256": "1661787258bc1bf6877a22e31f05cf230aec4b65de65e7cf2a8f96efdf0d9157"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04829",
    "kind": "arxiv",
    "version": 1
  }
}