Pith Number

pith:C6YPRCGX

pith:2017:C6YPRCGXQO4DFSTAIPTEFIFIRA

not attested not anchored not stored refs pending

Finding a best approximation pair of points for two polyhedra

Ron Aharoni, Yair Censor, Zilin Jiang

arxiv:1707.09639 v2 · 2017-07-30 · math.OC · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C6YPRCGXQO4DFSTAIPTEFIFIRA}

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	2026-05-18T00:01:39.074161Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17b0f888d783b832ca6043e642a0a8882b58c1047ff61f43ab8432f10ac202f9

Aliases

arxiv: 1707.09639 · arxiv_version: 1707.09639v2 · doi: 10.48550/arxiv.1707.09639 · pith_short_12: C6YPRCGXQO4D · pith_short_16: C6YPRCGXQO4DFSTA · pith_short_8: C6YPRCGX

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/C6YPRCGXQO4DFSTAIPTEFIFIRA \
  | 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: 17b0f888d783b832ca6043e642a0a8882b58c1047ff61f43ab8432f10ac202f9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2af55387cdac37ed3844813972034c6dbeac2ef287db85b283a672440221ed1",
    "cross_cats_sorted": [
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2017-07-30T16:52:55Z",
    "title_canon_sha256": "f458225a893719934f2f610eb837998baf7a27e40635104c93c2e608ab466857"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.09639",
    "kind": "arxiv",
    "version": 2
  }
}