Pith Number

pith:U33AGV5M

pith:2008:U33AGV5MQ7DPHRG2NUDGWUX5EY

not attested not anchored not stored refs pending

Scaling limit for subsystems and Doplicher-Roberts reconstruction

Gerardo Morsella, Roberto Conti

arxiv:0808.1141 v1 · 2008-08-08 · math.OA · 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{U33AGV5MQ7DPHRG2NUDGWUX5EY}

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	2026-07-04T15:46:21.394537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a6f60357ac87c6f3c4da6d066b52fd26035aee06e73998958d7ac148ab051b0e

Aliases

arxiv: 0808.1141 · arxiv_version: 0808.1141v1 · doi: 10.48550/arxiv.0808.1141 · pith_short_12: U33AGV5MQ7DP · pith_short_16: U33AGV5MQ7DPHRG2 · pith_short_8: U33AGV5M

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/U33AGV5MQ7DPHRG2NUDGWUX5EY \
  | 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: a6f60357ac87c6f3c4da6d066b52fd26035aee06e73998958d7ac148ab051b0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6404b9e5f8af75fe925fbfa4b11c4afbfbbf3058040e3997f6feda1e899e3ea",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2008-08-08T05:18:38Z",
    "title_canon_sha256": "f813855e56ad3dbf23de0b4116d0aab72c0264f4814c2c27700e1a79c35a8c17"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1141",
    "kind": "arxiv",
    "version": 1
  }
}