Pith Number

pith:LTGPI6MT

pith:2015:LTGPI6MTTX6U5BLDU6DBG5SWP2

not attested not anchored not stored refs pending

Do Spins Have Directions?

Diederik Aerts, Massimiliano Sassoli de Bianchi

arxiv:1501.00693 v1 · 2015-01-04 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LTGPI6MTTX6U5BLDU6DBG5SWP2}

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	2026-05-18T00:43:09.766676Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cccf479939dfd4e8563a7861376567eb4b66d91336b60fdd8b31f5e1972f684

Aliases

arxiv: 1501.00693 · arxiv_version: 1501.00693v1 · doi: 10.48550/arxiv.1501.00693 · pith_short_12: LTGPI6MTTX6U · pith_short_16: LTGPI6MTTX6U5BLD · pith_short_8: LTGPI6MT

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/LTGPI6MTTX6U5BLDU6DBG5SWP2 \
  | 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: 5cccf479939dfd4e8563a7861376567eb4b66d91336b60fdd8b31f5e1972f684

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a849462f99d3d0d6dd2ebb2ff0ff5398d9f5e278a87f9ef8e400b9cceb5311a0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-01-04T16:27:24Z",
    "title_canon_sha256": "93f4c5a151601791a7420d910efe82d6991ee1d8307b319137fd7c17646c2fbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.00693",
    "kind": "arxiv",
    "version": 1
  }
}