Pith Number

pith:JQ2X7ELT

pith:2014:JQ2X7ELTWEETJHQZOLAQICHYJO

not attested not anchored not stored refs pending

An introduction to Noncommutative Projective Geometry

D. Rogalski

arxiv:1403.3065 v1 · 2014-03-12 · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JQ2X7ELTWEETJHQZOLAQICHYJO}

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	2026-05-18T02:56:33.208121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4c357f9173b109349e1972c10408f84b877094f67feda9e89088420deb6c914e

Aliases

arxiv: 1403.3065 · arxiv_version: 1403.3065v1 · doi: 10.48550/arxiv.1403.3065 · pith_short_12: JQ2X7ELTWEET · pith_short_16: JQ2X7ELTWEETJHQZ · pith_short_8: JQ2X7ELT

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/JQ2X7ELTWEETJHQZOLAQICHYJO \
  | 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: 4c357f9173b109349e1972c10408f84b877094f67feda9e89088420deb6c914e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5910f206b2383b0f7fdf8361e3046fc6422ad85e5e2c72487c3d406e42c623d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-03-12T18:59:44Z",
    "title_canon_sha256": "bb1429eba21b41b19d58e2c344ee2d10e4f8422713b12ffe0a6fe1816d176a0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.3065",
    "kind": "arxiv",
    "version": 1
  }
}