Pith Number

pith:QGZLVVOX

pith:2009:QGZLVVOXVXLIZQJSCN6TSBSPQC

not attested not anchored not stored refs pending

An interval version of separation by semispaces in max-min convexity

Sergei Sergeev, Viorel Nitica

arxiv:0910.0566 v1 · 2009-10-03 · math.MG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGZLVVOXVXLIZQJSCN6TSBSPQC}

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	2026-05-18T03:02:18.411721Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81b2bad5d7add68cc132137d39064f80b51a7861a3c5a7a0f57905b296e7c0e5

Aliases

arxiv: 0910.0566 · arxiv_version: 0910.0566v1 · doi: 10.48550/arxiv.0910.0566 · pith_short_12: QGZLVVOXVXLI · pith_short_16: QGZLVVOXVXLIZQJS · pith_short_8: QGZLVVOX

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/QGZLVVOXVXLIZQJSCN6TSBSPQC \
  | 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: 81b2bad5d7add68cc132137d39064f80b51a7861a3c5a7a0f57905b296e7c0e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "65778519c7bc7d7b65ea8bcf818842e3e1696da4f7424e150d87dfecd5bc2d89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2009-10-03T19:16:56Z",
    "title_canon_sha256": "245a94a4af70cb711998771a975aff21e4a333821cc731e11b37e6321edfe09c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.0566",
    "kind": "arxiv",
    "version": 1
  }
}