Pith Number

pith:EGAIBPXP

pith:2018:EGAIBPXPHRBQYCZKPTNNK5SH4F

not attested not anchored not stored refs pending

Packing Plane Spanning Trees into a Point Set

Ahmad Biniaz, Alfredo Garc\'ia

arxiv:1803.02385 v2 · 2018-03-06 · cs.CG · 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{EGAIBPXPHRBQYCZKPTNNK5SH4F}

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	2026-05-17T23:52:53.336105Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

218080beef3c430c0b2a7cdad57647e15acf976b92006b2c03695634ae1fb851

Aliases

arxiv: 1803.02385 · arxiv_version: 1803.02385v2 · doi: 10.48550/arxiv.1803.02385 · pith_short_12: EGAIBPXPHRBQ · pith_short_16: EGAIBPXPHRBQYCZK · pith_short_8: EGAIBPXP

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/EGAIBPXPHRBQYCZKPTNNK5SH4F \
  | 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: 218080beef3c430c0b2a7cdad57647e15acf976b92006b2c03695634ae1fb851

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bc1e06bddcc470aaf9365502592960ac3ea2bf62268b7168a7e7abea6beb132b",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-03-06T19:11:36Z",
    "title_canon_sha256": "b5e006077839070807ff57655ffc4b667faa9e325a87c8937754690cdbc2414e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.02385",
    "kind": "arxiv",
    "version": 2
  }
}