Pith Number

pith:6X3WIPBX

pith:2013:6X3WIPBXPO5LGUCBJ42LDHCN2A

not attested not anchored not stored refs pending

Onthological models predictively inequivalent to quantum theory

Giancarlo Ghirardi, Raffaele Romano

arxiv:1301.2695 v2 · 2013-01-12 · 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{6X3WIPBXPO5LGUCBJ42LDHCN2A}

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	2026-05-18T03:27:03.121510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5f7643c377bbab350414f34b19c4dd009340779170c43b2749049cea5afd7a5

Aliases

arxiv: 1301.2695 · arxiv_version: 1301.2695v2 · doi: 10.48550/arxiv.1301.2695 · pith_short_12: 6X3WIPBXPO5L · pith_short_16: 6X3WIPBXPO5LGUCB · pith_short_8: 6X3WIPBX

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/6X3WIPBXPO5LGUCBJ42LDHCN2A \
  | 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: f5f7643c377bbab350414f34b19c4dd009340779170c43b2749049cea5afd7a5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "decbc56ae633b121f166f518eb273ec937131fe0b9f5fa948b9ef9ebe9a623d9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-01-12T16:09:08Z",
    "title_canon_sha256": "a3ccb6a55f17adcdfae3b0be17fa632c9df249b521ed12a0a477331a49ddfad3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2695",
    "kind": "arxiv",
    "version": 2
  }
}