Pith Number

pith:NURB5KTP

pith:2017:NURB5KTP5WWADZ76QQMRSMDFJC

not attested not anchored not stored refs pending

Spot Pricing in the Cloud Ecosystem: A Comparative Investigation

He Zhang, Liam O'Brien, Maria Kihl, Rajiv Ranjan, Shu Jiang, You Zhou, Zheng Li

arxiv:1708.01401 v1 · 2017-08-04 · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NURB5KTP5WWADZ76QQMRSMDFJC}

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	2026-05-18T00:38:37.486037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d221eaa6fedac01e7fe841919306548acd32245c0bc95a2643cdb0c0c824333

Aliases

arxiv: 1708.01401 · arxiv_version: 1708.01401v1 · doi: 10.48550/arxiv.1708.01401 · pith_short_12: NURB5KTP5WWA · pith_short_16: NURB5KTP5WWADZ76 · pith_short_8: NURB5KTP

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/NURB5KTP5WWADZ76QQMRSMDFJC \
  | 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: 6d221eaa6fedac01e7fe841919306548acd32245c0bc95a2643cdb0c0c824333

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "703f9598ae921a322382e3b5ed54d9bb9e0e489d1409be500a605f163307661d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2017-08-04T07:23:05Z",
    "title_canon_sha256": "f88e5fce407322d83dd9b30a54d78514a8b691f16e64a75aa82e5afb9ffdb145"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.01401",
    "kind": "arxiv",
    "version": 1
  }
}