Pith Number

pith:JTOYGA6C

pith:2018:JTOYGA6CTPOQU6HP3B4X7RQ2WR

not attested not anchored not stored refs pending

A convex approach to the Gilbert-Steiner problem

\'Edouard Oudet, Mauro Bonafini

arxiv:1810.05417 v1 · 2018-10-12 · 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{JTOYGA6CTPOQU6HP3B4X7RQ2WR}

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	2026-05-18T00:03:30.656152Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4cdd8303c29bdd0a78efd8797fc61ab46c72f2c3322bc62b38a56b8e6268cccd

Aliases

arxiv: 1810.05417 · arxiv_version: 1810.05417v1 · doi: 10.48550/arxiv.1810.05417 · pith_short_12: JTOYGA6CTPOQ · pith_short_16: JTOYGA6CTPOQU6HP · pith_short_8: JTOYGA6C

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/JTOYGA6CTPOQU6HP3B4X7RQ2WR \
  | 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: 4cdd8303c29bdd0a78efd8797fc61ab46c72f2c3322bc62b38a56b8e6268cccd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d9845f37a6b1c6f4858e6ebb4c40e0d2c3f18dfff8abf80427c87ca7e153b7b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2018-10-12T09:07:36Z",
    "title_canon_sha256": "baca3f0e156f026a692d1b09af04edabb66e5961795550196f8c2280ce80143b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.05417",
    "kind": "arxiv",
    "version": 1
  }
}