Pith Number

pith:K7GK7NYK

pith:2015:K7GK7NYKQJ5GA45OTS7MNEVJX3

not attested not anchored not stored refs pending

Temporal Network Optimization Subject to Connectivity Constraints

George B. Mertzios, Othon Michail, Paul G. Spirakis

arxiv:1502.04382 v2 · 2015-02-15 · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K7GK7NYKQJ5GA45OTS7MNEVJX3}

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	2026-05-18T00:12:06.658614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

57ccafb70a827a6073ae9cbec692a9bec51392576697b984bad7248fd3b2ed32

Aliases

arxiv: 1502.04382 · arxiv_version: 1502.04382v2 · doi: 10.48550/arxiv.1502.04382 · pith_short_12: K7GK7NYKQJ5G · pith_short_16: K7GK7NYKQJ5GA45O · pith_short_8: K7GK7NYK

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/K7GK7NYKQJ5GA45OTS7MNEVJX3 \
  | 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: 57ccafb70a827a6073ae9cbec692a9bec51392576697b984bad7248fd3b2ed32

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5f3b001e399d1f0700e6fbaf9dae0e52aea817fef66f4e9613a4724abce9a112",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2015-02-15T23:23:27Z",
    "title_canon_sha256": "ae3bf8f7bafa2098c379ea5a292052bfd2d1a4c15bf96b806f8d779697dc1a54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.04382",
    "kind": "arxiv",
    "version": 2
  }
}