Pith Number

pith:IDTLBN7C

pith:2010:IDTLBN7CE3RC7W26J5OXPXO6TJ

not attested not anchored not stored refs pending

Strict Kneser-Poulsen conjecture for large radii

Igors Gorbovickis

arxiv:1006.0531 v2 · 2010-06-03 · 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{IDTLBN7CE3RC7W26J5OXPXO6TJ}

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	2026-05-18T04:00:01.420059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40e6b0b7e226e22fdb5e4f5d77ddde9a67d88f10c5b7a42640eca75ca3c14f38

Aliases

arxiv: 1006.0531 · arxiv_version: 1006.0531v2 · doi: 10.48550/arxiv.1006.0531 · pith_short_12: IDTLBN7CE3RC · pith_short_16: IDTLBN7CE3RC7W26 · pith_short_8: IDTLBN7C

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/IDTLBN7CE3RC7W26J5OXPXO6TJ \
  | 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: 40e6b0b7e226e22fdb5e4f5d77ddde9a67d88f10c5b7a42640eca75ca3c14f38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2567d05d93966f28b768bc84c67f113e7c7976969b8eca6baa2feafa6bdd7cc8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2010-06-03T01:08:35Z",
    "title_canon_sha256": "1783d00c77f6974b51c30f48bd20d7af773a3fc245e086e5081160c13d595184"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.0531",
    "kind": "arxiv",
    "version": 2
  }
}