Pith Number

pith:H6EWLSVH

pith:2018:H6EWLSVHL5XSFA5VNYN72KREB2

not attested not anchored not stored refs pending

Computing the Minkowski Sum of Convex Polytopes in $\Re^d$

Sandip Das, Swami Sarvottamananda

arxiv:1811.05812 v1 · 2018-11-14 · 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{H6EWLSVHL5XSFA5VNYN72KREB2}

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	2026-05-18T00:00:42.051213Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f8965caa75f6f2283b56e1bfd2a240ea33adce8de4b26cd3306bf8b76830cc1

Aliases

arxiv: 1811.05812 · arxiv_version: 1811.05812v1 · doi: 10.48550/arxiv.1811.05812 · pith_short_12: H6EWLSVHL5XS · pith_short_16: H6EWLSVHL5XSFA5V · pith_short_8: H6EWLSVH

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/H6EWLSVHL5XSFA5VNYN72KREB2 \
  | 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: 3f8965caa75f6f2283b56e1bfd2a240ea33adce8de4b26cd3306bf8b76830cc1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47afd9735499969cdefdbdda9528600fa07da65b52c4a090a23b2070dd36abac",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2018-11-14T14:39:35Z",
    "title_canon_sha256": "ebcb0df5c36749894fbdf977b8a8f05bd4f77ad381cb3af9f4266a31bc31effd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.05812",
    "kind": "arxiv",
    "version": 1
  }
}