Pith Number

pith:I5GDBQP4

pith:2016:I5GDBQP4AGC3UGXLUO677BJTS4

not attested not anchored not stored refs pending

Incidences between points on a variety and planes in R^3

Micha Sharir, Noam Solomon

arxiv:1603.04823 v2 · 2016-03-15 · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I5GDBQP4AGC3UGXLUO677BJTS4}

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	2026-05-18T00:43:30.758174Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

474c30c1fc0185ba1aeba3bdff8533972978ca1e08a234d3066262e337071b86

Aliases

arxiv: 1603.04823 · arxiv_version: 1603.04823v2 · doi: 10.48550/arxiv.1603.04823 · pith_short_12: I5GDBQP4AGC3 · pith_short_16: I5GDBQP4AGC3UGXL · pith_short_8: I5GDBQP4

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/I5GDBQP4AGC3UGXLUO677BJTS4 \
  | 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: 474c30c1fc0185ba1aeba3bdff8533972978ca1e08a234d3066262e337071b86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a44b747f0210dfd7435d10f75e2b3693bf52e3b5acd74cc5aa7ef352a6a08c1e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2016-03-15T19:10:22Z",
    "title_canon_sha256": "bbcd4ef49340f68ef8155767c944f12803817f6feccb812206cfa399199c3303"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.04823",
    "kind": "arxiv",
    "version": 2
  }
}