Pith Number

pith:MRMZPOWY

pith:2014:MRMZPOWYX3BCLL7BU3PRP5NWXU

not attested not anchored not stored refs pending

Derivative-free optimization for parameter estimation in computational nuclear physics

Jason Sarich, Nicolas Schunck, Stefan M. Wild

arxiv:1406.5464 v2 · 2014-06-20 · physics.comp-ph · nucl-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MRMZPOWYX3BCLL7BU3PRP5NWXU}

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	2026-05-18T02:27:57.104132Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

645997bad8bec225afe1a6df17f5b6bd0346db497a223fa025bfdbd8aa7f7170

Aliases

arxiv: 1406.5464 · arxiv_version: 1406.5464v2 · doi: 10.48550/arxiv.1406.5464 · pith_short_12: MRMZPOWYX3BC · pith_short_16: MRMZPOWYX3BCLL7B · pith_short_8: MRMZPOWY

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/MRMZPOWYX3BCLL7BU3PRP5NWXU \
  | 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: 645997bad8bec225afe1a6df17f5b6bd0346db497a223fa025bfdbd8aa7f7170

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e51bf3ce9715f5f318dd2b6f8a1b3b9edb47c4a1581359b15b1c320ae88f39b9",
    "cross_cats_sorted": [
      "nucl-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2014-06-20T17:18:08Z",
    "title_canon_sha256": "d748daefe09d1fd18c3ce3e56c60ced4511bd4b1ba2fe4fad2e9712bc079c66a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.5464",
    "kind": "arxiv",
    "version": 2
  }
}