Pith Number

pith:SLYRM3P3

pith:2017:SLYRM3P3S65NDJAMPGWPDHX33S

not attested not anchored not stored refs pending

Local Volatility Calibration by Optimal Transport

Gr\'egoire Loeper, Ivan Guo, Shiyi Wang

arxiv:1709.08075 v4 · 2017-09-23 · 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{SLYRM3P3S65NDJAMPGWPDHX33S}

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	2026-05-17T23:42:43.587441Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92f1166dfb97bad1a40c79acf19efbdcb0a1d021a90f8fba92ea13e720d56043

Aliases

arxiv: 1709.08075 · arxiv_version: 1709.08075v4 · doi: 10.48550/arxiv.1709.08075 · pith_short_12: SLYRM3P3S65N · pith_short_16: SLYRM3P3S65NDJAM · pith_short_8: SLYRM3P3

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/SLYRM3P3S65NDJAMPGWPDHX33S \
  | 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: 92f1166dfb97bad1a40c79acf19efbdcb0a1d021a90f8fba92ea13e720d56043

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58c183a947b780f07b15f0475ddfc9accd2ae8378aac5e7727e5905f8bb8ac43",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2017-09-23T16:52:03Z",
    "title_canon_sha256": "fc27403aa79d46a16b88e7522ba09f753ad04436294b4ab44e63f97ce90e760f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08075",
    "kind": "arxiv",
    "version": 4
  }
}