Pith Number

pith:UFTYTBJL

pith:2019:UFTYTBJLUX6PMNXF7QE2ZUFPNP

not attested not anchored not stored refs pending

Calcular Algebras

Jim Agler, John E. McCarthy, Nicholas J. Young

arxiv:1906.11959 v1 · 2019-06-27 · math.FA · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UFTYTBJLUX6PMNXF7QE2ZUFPNP}

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	2026-05-17T23:42:01.478809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a16789852ba5fcf636e5fc09acd0af6bf0be400796c95daef3145a9d920cfa13

Aliases

arxiv: 1906.11959 · arxiv_version: 1906.11959v1 · doi: 10.48550/arxiv.1906.11959 · pith_short_12: UFTYTBJLUX6P · pith_short_16: UFTYTBJLUX6PMNXF · pith_short_8: UFTYTBJL

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/UFTYTBJLUX6PMNXF7QE2ZUFPNP \
  | 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: a16789852ba5fcf636e5fc09acd0af6bf0be400796c95daef3145a9d920cfa13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3126be7c07c2715063b60d0f59ad9a6c6cac0d2ea9ec5596b430f34eb2624cf5",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2019-06-27T20:52:07Z",
    "title_canon_sha256": "de8e3aa960160a64e80cdf53a85652b82bdefff3aee66ce296f434a2dcb81848"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11959",
    "kind": "arxiv",
    "version": 1
  }
}