Pith Number

pith:RITZQ2GR

pith:2018:RITZQ2GRQYJILZF6HDJBTEHEQA

not attested not anchored not stored refs pending

Backward SDEs for Control with Partial Information

Andrew Papanicolaou

arxiv:1807.08222 v1 · 2018-07-22 · 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{RITZQ2GRQYJILZF6HDJBTEHEQA}

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	2026-05-18T00:10:08.868270Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8a279868d1861285e4be38d21990e48002d2215a9946fd4f5af259744ec96da4

Aliases

arxiv: 1807.08222 · arxiv_version: 1807.08222v1 · doi: 10.48550/arxiv.1807.08222 · pith_short_12: RITZQ2GRQYJI · pith_short_16: RITZQ2GRQYJILZF6 · pith_short_8: RITZQ2GR

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/RITZQ2GRQYJILZF6HDJBTEHEQA \
  | 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: 8a279868d1861285e4be38d21990e48002d2215a9946fd4f5af259744ec96da4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f96057d9d1b46b2104284e31d45da86fab46458984ef6f96a5f0f0be26c5a19f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.MF",
    "submitted_at": "2018-07-22T01:23:16Z",
    "title_canon_sha256": "6f5d75a1da3777242382db78e9ddc98e4badde0f77a0fe8a72d9d66db2593a12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.08222",
    "kind": "arxiv",
    "version": 1
  }
}