Pith Number

pith:WQ2HWZ6U

pith:2009:WQ2HWZ6UUS3B5ZMWFDXCKE5PD3

not attested not anchored not stored refs pending

The local functors of points of Supermanifolds

C. Carmeli, L. Balduzzi, R. Fioresi

arxiv:0908.1872 v1 · 2009-08-13 · math.RA · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WQ2HWZ6UUS3B5ZMWFDXCKE5PD3}

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	2026-07-04T15:47:54.893949Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4347b67d4a4b61ee59628ee2513af1eea92486f44098fbbc06e040d5b693403

Aliases

arxiv: 0908.1872 · arxiv_version: 0908.1872v1 · doi: 10.48550/arxiv.0908.1872 · pith_short_12: WQ2HWZ6UUS3B · pith_short_16: WQ2HWZ6UUS3B5ZMW · pith_short_8: WQ2HWZ6U

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/WQ2HWZ6UUS3B5ZMWFDXCKE5PD3 \
  | 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: b4347b67d4a4b61ee59628ee2513af1eea92486f44098fbbc06e040d5b693403

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d9749adbfb51feb8dd41564456f39191680e360b8064dee6755b04584cebc186",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2009-08-13T11:16:08Z",
    "title_canon_sha256": "e6cce8c007e78c68204bb94b0a31e240576b033b28f7f73be415603aa43bda8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1872",
    "kind": "arxiv",
    "version": 1
  }
}