Pith Number

pith:O5IJNOGF

pith:2025:O5IJNOGFB3M4RHVPQS244SMI7E

not attested not anchored not stored refs pending

An Unconstrained Optimization Approach to Moment Fitting with Phase Type Distributions

Eliran Sherzer, Miklos Telek, Yehezkel Resheff

arxiv:2505.20379 v1 · 2025-05-26 · math.OC · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5IJNOGFB3M4RHVPQS244SMI7E}

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	2026-07-05T11:10:11.938174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

775096b8c50ed9c89eaf84b5ce4988f93d7c051b533c32fd21e7212b11b77ac6

Aliases

arxiv: 2505.20379 · arxiv_version: 2505.20379v1 · doi: 10.48550/arxiv.2505.20379 · pith_short_12: O5IJNOGFB3M4 · pith_short_16: O5IJNOGFB3M4RHVP · pith_short_8: O5IJNOGF

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/O5IJNOGFB3M4RHVPQS244SMI7E \
  | 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: 775096b8c50ed9c89eaf84b5ce4988f93d7c051b533c32fd21e7212b11b77ac6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "843622627e881c976ad55a34058520416756ecce7cc75077859d6322a370227c",
    "cross_cats_sorted": [
      "math.PR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2025-05-26T17:14:50Z",
    "title_canon_sha256": "2ceb9e393c9af75f290df3324d2f42d366031c10cceed69276dde66b275d61d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.20379",
    "kind": "arxiv",
    "version": 1
  }
}