Pith Number

pith:BQM5ZCAL

pith:2019:BQM5ZCALCPVZSZJA56MSAENIFP

not attested not anchored not stored refs pending

Differential processes generated by two interpolators

J.M.F. Castillo, M. Gonz\'alez, V. Ferenczi, W.H.G. Correa

arxiv:1908.09228 v1 · 2019-08-24 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BQM5ZCALCPVZSZJA56MSAENIFP}

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	2026-07-05T01:47:11.803718Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c19dc880b13eb996520ef992011a82bf8a73f80fdbf9c7fac280c04a1c65d5b

Aliases

arxiv: 1908.09228 · arxiv_version: 1908.09228v1 · doi: 10.48550/arxiv.1908.09228 · pith_short_12: BQM5ZCALCPVZ · pith_short_16: BQM5ZCALCPVZSZJA · pith_short_8: BQM5ZCAL

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/BQM5ZCALCPVZSZJA56MSAENIFP \
  | 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: 0c19dc880b13eb996520ef992011a82bf8a73f80fdbf9c7fac280c04a1c65d5b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "800ae9c3450465a381496099fc6dc91937c57127a32480c22353ea195f0b9e0f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2019-08-24T23:11:45Z",
    "title_canon_sha256": "6d07ce6c1ddcd0c649d3c192e7d105f27b627bddb1da13424f3ccf62519f59dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09228",
    "kind": "arxiv",
    "version": 1
  }
}