Pith Number

pith:FJY2SJEP

pith:2017:FJY2SJEPGKNLX2Q347445DWNMW

not attested not anchored not stored refs pending

MIP Formulations for the Steiner Forest Problem

Bernd Zey, Daniel Schmidt, Fran\c{c}ois Margot

arxiv:1709.01124 v1 · 2017-09-04 · cs.DM · 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{FJY2SJEPGKNLX2Q347445DWNMW}

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	2026-05-18T00:36:00.853929Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2a71a9248f329abbea1be7f9ce8ecd658004d85110760e17d71781545b7e2d73

Aliases

arxiv: 1709.01124 · arxiv_version: 1709.01124v1 · doi: 10.48550/arxiv.1709.01124 · pith_short_12: FJY2SJEPGKNL · pith_short_16: FJY2SJEPGKNLX2Q3 · pith_short_8: FJY2SJEP

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/FJY2SJEPGKNLX2Q347445DWNMW \
  | 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: 2a71a9248f329abbea1be7f9ce8ecd658004d85110760e17d71781545b7e2d73

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "045ffed4a0aca5505f4a4fabef8d5e1a780e8fd6a4053bc6bb954970ac053a53",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2017-09-04T19:12:19Z",
    "title_canon_sha256": "96e53228d4263f452c7b18266f524fb6c435d3a7f5a8c3f1b1b2e2442a9954a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.01124",
    "kind": "arxiv",
    "version": 1
  }
}