Pith Number

pith:ZJ756WLU

pith:2018:ZJ756WLU3W4QAOZOESHJV7VYRQ

not attested not anchored not stored refs pending

A general framework for quantum splines

J. C. Cuch\'i, J. Clemente-Gallardo, L. Abrunheiro, M. Camarinha, P. Santos

arxiv:1811.08141 v1 · 2018-11-20 · math-ph · math.MP · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZJ756WLU3W4QAOZOESHJV7VYRQ}

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	2026-05-18T00:00:16.731797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca7fdf5974ddb9003b2e248e9afeb88c1b0974b2c6e99dbe9d40fc15c238923e

Aliases

arxiv: 1811.08141 · arxiv_version: 1811.08141v1 · doi: 10.48550/arxiv.1811.08141 · pith_short_12: ZJ756WLU3W4Q · pith_short_16: ZJ756WLU3W4QAOZO · pith_short_8: ZJ756WLU

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/ZJ756WLU3W4QAOZOESHJV7VYRQ \
  | 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: ca7fdf5974ddb9003b2e248e9afeb88c1b0974b2c6e99dbe9d40fc15c238923e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8937749acb4ee99b95e824cecb22f0c694a3593e0f76425d90c99068c37f2461",
    "cross_cats_sorted": [
      "math.MP",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math-ph",
    "submitted_at": "2018-11-20T09:30:14Z",
    "title_canon_sha256": "249712023a7fc987bbddf4b0c65f55eea0d8db7fbbd8a768c1d16165e8a64bcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.08141",
    "kind": "arxiv",
    "version": 1
  }
}