Pith Number

pith:IRKAKWYC

pith:2015:IRKAKWYCE27R4XPLPEDPZVZTL5

not attested not anchored not stored refs pending

Entanglement of Dirac bi-spinor states driven by Poincar\'e classes of $\mbox{SU}(2) \otimes \mbox{SU}(2)$ coupling potentials

Alex E. Bernardini, Victor A. S. V. Bittencourt

arxiv:1511.07047 v3 · 2015-11-22 · quant-ph · hep-ph

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

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	2026-05-18T01:22:32.935372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4454055b0226bf1e5deb7906fcd7335f4ae5d91aee05bdeeeecf0a292587cfc8

Aliases

arxiv: 1511.07047 · arxiv_version: 1511.07047v3 · doi: 10.48550/arxiv.1511.07047 · pith_short_12: IRKAKWYCE27R · pith_short_16: IRKAKWYCE27R4XPL · pith_short_8: IRKAKWYC

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/IRKAKWYCE27R4XPLPEDPZVZTL5 \
  | 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: 4454055b0226bf1e5deb7906fcd7335f4ae5d91aee05bdeeeecf0a292587cfc8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5894c657f12073ed593162a1d28c6ec8e39fad6587bc00f04a5df6a129bb8b17",
    "cross_cats_sorted": [
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-11-22T18:33:44Z",
    "title_canon_sha256": "53f49bb5774707c6d6a7c0bf4246e3a383c6b161af4ea09315bbb2fb529eaf25"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.07047",
    "kind": "arxiv",
    "version": 3
  }
}