Pith Number

pith:RY74RQ5B

pith:2017:RY74RQ5B2PEFNA4OECGJLG3EJV

not attested not anchored not stored refs pending

A posteriori multi-stage optimal trading under transaction costs and a diversification constraint

Alberto Bemporad, Mogens Graf Plessen

arxiv:1709.07527 v2 · 2017-09-21 · q-fin.PM · cs.CE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RY74RQ5B2PEFNA4OECGJLG3EJV}

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	2026-05-18T00:09:04.242081Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e3fc8c3a1d3c856838e208c959b644d6597804e7b333efb72e7a4720c6cf413

Aliases

arxiv: 1709.07527 · arxiv_version: 1709.07527v2 · doi: 10.48550/arxiv.1709.07527 · pith_short_12: RY74RQ5B2PEF · pith_short_16: RY74RQ5B2PEFNA4O · pith_short_8: RY74RQ5B

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/RY74RQ5B2PEFNA4OECGJLG3EJV \
  | 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: 8e3fc8c3a1d3c856838e208c959b644d6597804e7b333efb72e7a4720c6cf413

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc72e5dfa30d44644d982291fcbbb56c07c72bb31ae7187cda916677bbd506cf",
    "cross_cats_sorted": [
      "cs.CE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.PM",
    "submitted_at": "2017-09-21T22:04:39Z",
    "title_canon_sha256": "edcde44913cc35cd61ae1a8b8dea0260712d75cf4868111e7b9f7f690a19d97e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.07527",
    "kind": "arxiv",
    "version": 2
  }
}