Pith Number

pith:23QL2NSP

pith:2016:23QL2NSPBOXNYEO7DSL7FNLS4R

not attested not anchored not stored refs pending

$3$-webs generated by confocal conics and circles

Arseniy Akopyan

arxiv:1611.06532 v2 · 2016-11-20 · 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{23QL2NSPBOXNYEO7DSL7FNLS4R}

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	2026-05-18T00:45:06.320343Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6e0bd364f0baedc11df1c97f2b572e446233be3e4dccba1f9abaa63c66d7e78

Aliases

arxiv: 1611.06532 · arxiv_version: 1611.06532v2 · doi: 10.48550/arxiv.1611.06532 · pith_short_12: 23QL2NSPBOXN · pith_short_16: 23QL2NSPBOXNYEO7 · pith_short_8: 23QL2NSP

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/23QL2NSPBOXNYEO7DSL7FNLS4R \
  | 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: d6e0bd364f0baedc11df1c97f2b572e446233be3e4dccba1f9abaa63c66d7e78

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81e4502463bda6749e68fbe6c61b9b80f50c3b5aafde2ee2090f903cfdc0a063",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2016-11-20T15:48:38Z",
    "title_canon_sha256": "b422a62a6245e5522373f1a025c4558759444036882da639d8ffdfdd40a169de"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.06532",
    "kind": "arxiv",
    "version": 2
  }
}