Pith Number

pith:QMQ3XHBJ

pith:2015:QMQ3XHBJ27LOCLUFZPAM6HIOTZ

not attested not anchored not stored refs pending

Density-Matching for Turbomachinery Optimization Under Uncertainty

Geoffrey Parks, Pranay Seshadri, Shahrokh Shahpar

arxiv:1510.04162 v1 · 2015-10-14 · stat.AP · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QMQ3XHBJ27LOCLUFZPAM6HIOTZ}

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	2026-05-18T01:14:03.006313Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8321bb9c29d7d6e12e85cbc0cf1d0e9e681cdd3828e4eec55e18370a2b6e4ecd

Aliases

arxiv: 1510.04162 · arxiv_version: 1510.04162v1 · doi: 10.48550/arxiv.1510.04162 · pith_short_12: QMQ3XHBJ27LO · pith_short_16: QMQ3XHBJ27LOCLUF · pith_short_8: QMQ3XHBJ

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/QMQ3XHBJ27LOCLUFZPAM6HIOTZ \
  | 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: 8321bb9c29d7d6e12e85cbc0cf1d0e9e681cdd3828e4eec55e18370a2b6e4ecd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7bef4558bd28e186f7c61ffcfbf52f3ea050de3e79b7ef27eb25c169f3555907",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2015-10-14T15:41:30Z",
    "title_canon_sha256": "26c999d3e500f3619252b6eff64a99b9f3bc05392047346c0b8300683e8a5a57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.04162",
    "kind": "arxiv",
    "version": 1
  }
}