Pith Number

pith:XIOLTUUU

pith:2018:XIOLTUUUOL2LN23XTQRMTSBNTZ

not attested not anchored not stored refs pending

Return Optimization Securities and Other Remarkable Structured Investment Products: Indicators of Future Outcomes for U.S. Treasuries?

Donald St. P. Richards

arxiv:1804.00820 v1 · 2018-04-03 · q-fin.ST

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XIOLTUUUOL2LN23XTQRMTSBNTZ}

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	2026-05-18T00:19:32.033727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba1cb9d29472f4b6eb779c22c9c82d9e6e8944cdaade23e68131c444cf98c786

Aliases

arxiv: 1804.00820 · arxiv_version: 1804.00820v1 · doi: 10.48550/arxiv.1804.00820 · pith_short_12: XIOLTUUUOL2L · pith_short_16: XIOLTUUUOL2LN23X · pith_short_8: XIOLTUUU

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/XIOLTUUUOL2LN23XTQRMTSBNTZ \
  | 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: ba1cb9d29472f4b6eb779c22c9c82d9e6e8944cdaade23e68131c444cf98c786

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "082845375f91ba97b3270a435bdfbccca0b20cf04449c140f01db118b9d3431c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.ST",
    "submitted_at": "2018-04-03T04:23:24Z",
    "title_canon_sha256": "2525afb37f22fe11ab4a32b87711118f24756234571cdee3339706d5ec7cc883"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.00820",
    "kind": "arxiv",
    "version": 1
  }
}