Pith Number

pith:KUVHEUMY

pith:2017:KUVHEUMYD3QPFSK5233CZ2SI3V

not attested not anchored not stored refs pending

On the Singular Control of Exchange Rates

Giorgio Ferrari, Tiziano Vargiolu

arxiv:1712.02164 v1 · 2017-12-06 · math.OC · q-fin.MF

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KUVHEUMYD3QPFSK5233CZ2SI3V}

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	2026-05-18T00:28:39.004438Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

552a7251981ee0f2c95dd6f62cea48dd632a0b4b81f3b985f795d0e457246279

Aliases

arxiv: 1712.02164 · arxiv_version: 1712.02164v1 · doi: 10.48550/arxiv.1712.02164 · pith_short_12: KUVHEUMYD3QP · pith_short_16: KUVHEUMYD3QPFSK5 · pith_short_8: KUVHEUMY

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/KUVHEUMYD3QPFSK5233CZ2SI3V \
  | 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: 552a7251981ee0f2c95dd6f62cea48dd632a0b4b81f3b985f795d0e457246279

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd224814f59cb0e58c52ce2da1a3267656d2726da1818f6bc0f06c68d6412c36",
    "cross_cats_sorted": [
      "q-fin.MF"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-12-06T12:48:06Z",
    "title_canon_sha256": "918b83a3d1a59f8796a4dc74fd7eaa8151f52e6c8e8c998633ced63f5ea5883e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02164",
    "kind": "arxiv",
    "version": 1
  }
}