Pith Number

pith:DXGPGH7W

pith:2013:DXGPGH7WW7QKPQ26USPCMCMU2M

not attested not anchored not stored refs pending

An Optimal Algorithm for the Euclidean Bottleneck Full Steiner Tree Problem

Ahmad Biniaz, Anil Maheshwari, Michiel Smid

arxiv:1305.0172 v1 · 2013-05-01 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DXGPGH7WW7QKPQ26USPCMCMU2M}

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	2026-05-18T03:26:41.766202Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1dccf31ff6b7e0a7c35ea49e260994d33b07860a5c18edb7b733283895dce18e

Aliases

arxiv: 1305.0172 · arxiv_version: 1305.0172v1 · doi: 10.48550/arxiv.1305.0172 · pith_short_12: DXGPGH7WW7QK · pith_short_16: DXGPGH7WW7QKPQ26 · pith_short_8: DXGPGH7W

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/DXGPGH7WW7QKPQ26USPCMCMU2M \
  | 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: 1dccf31ff6b7e0a7c35ea49e260994d33b07860a5c18edb7b733283895dce18e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3b1d736066f2c95cd1fda2ba03d7dc776dc6f04eb1ad7806f8c3abc6dca22f11",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2013-05-01T13:55:25Z",
    "title_canon_sha256": "30fff18f81ff2e3123bef96db77d8b3b5e0b39dccd358bb3d5b24a6b94b002d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.0172",
    "kind": "arxiv",
    "version": 1
  }
}