Pith Number

pith:56L2B67C

pith:2018:56L2B67CFAOZVYXY4OBPL63QYG

not attested not anchored not stored refs pending

A Lagrange decomposition based Branch and Bound algorithm for the Optimal Mapping of Cloud Virtual Machines

Adam Ouorou, Guanglei Wang, Walid Ben-Ameur

arxiv:1806.08871 v1 · 2018-06-22 · 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{56L2B67CFAOZVYXY4OBPL63QYG}

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	2026-05-18T00:12:31.038653Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef97a0fbe2281d9ae2f8e382f5fb70c19e3bab8123b450e4dc6c1679077ff2ae

Aliases

arxiv: 1806.08871 · arxiv_version: 1806.08871v1 · doi: 10.48550/arxiv.1806.08871 · pith_short_12: 56L2B67CFAOZ · pith_short_16: 56L2B67CFAOZVYXY · pith_short_8: 56L2B67C

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/56L2B67CFAOZVYXY4OBPL63QYG \
  | 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: ef97a0fbe2281d9ae2f8e382f5fb70c19e3bab8123b450e4dc6c1679077ff2ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb2f89a9fd013b68ff2f7f1537326635ad21aae9e4929b03ed9675d18a098f99",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-06-22T22:30:09Z",
    "title_canon_sha256": "a9525414f086a133833b8d70bfe8f0cd1448dae3d7366f0fe336e30d1839a7bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08871",
    "kind": "arxiv",
    "version": 1
  }
}