Pith Number

pith:WXCPYU3E

pith:2017:WXCPYU3EQDTUNKK5RM7AV4NMKL

not attested not anchored not stored refs pending

Exact Algorithms With Worst-case Guarantee For Scheduling: From Theory to Practice

Lei Shang

arxiv:1712.02103 v1 · 2017-12-06 · cs.CC · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WXCPYU3EQDTUNKK5RM7AV4NMKL}

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	2026-05-18T00:28:39.178898Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5c4fc536480e746a95d8b3e0af1ac52f09e2645c8adf283eee6f16daf9ea8cb

Aliases

arxiv: 1712.02103 · arxiv_version: 1712.02103v1 · doi: 10.48550/arxiv.1712.02103 · pith_short_12: WXCPYU3EQDTU · pith_short_16: WXCPYU3EQDTUNKK5 · pith_short_8: WXCPYU3E

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/WXCPYU3EQDTUNKK5RM7AV4NMKL \
  | 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: b5c4fc536480e746a95d8b3e0af1ac52f09e2645c8adf283eee6f16daf9ea8cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46371ea8663de96a6b57bc66756bd3fdb397cac8c6b88a42f3df98d5ea067364",
    "cross_cats_sorted": [
      "cs.DS"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2017-12-06T09:42:34Z",
    "title_canon_sha256": "b12abf524e4542f971f28181564659d65efe086d21e6bc6a93a011900c59d572"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.02103",
    "kind": "arxiv",
    "version": 1
  }
}