Pith Number

pith:XKL4FLTY

pith:2017:XKL4FLTYTUYP4DPO7PD2LK6JJK

not attested not anchored not stored refs pending

The Minimum Edge Compact Spanner Network Design Problem

Alexander Veremyev, Eduardo Pasiliao Jr, Piyush Kumar, Tathagata Mukherjee

arxiv:1712.04010 v1 · 2017-12-11 · 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{XKL4FLTYTUYP4DPO7PD2LK6JJK}

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	2026-05-18T00:28:09.594567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba97c2ae789d30fe0deefbc7a5abc94a86a03ff7098cc30d1271c0839e19d325

Aliases

arxiv: 1712.04010 · arxiv_version: 1712.04010v1 · doi: 10.48550/arxiv.1712.04010 · pith_short_12: XKL4FLTYTUYP · pith_short_16: XKL4FLTYTUYP4DPO · pith_short_8: XKL4FLTY

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/XKL4FLTYTUYP4DPO7PD2LK6JJK \
  | 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: ba97c2ae789d30fe0deefbc7a5abc94a86a03ff7098cc30d1271c0839e19d325

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1fbbdac5a4b6ecadcad65adeb5154ffe6c5020c2a8d93795ad85b46f3a96acc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-12-11T20:32:01Z",
    "title_canon_sha256": "51824308d2a324ae6c7f64323b826ec410348299b10cac9596ae54be3c3d0a47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1712.04010",
    "kind": "arxiv",
    "version": 1
  }
}