Pith Number

pith:NVMAAGGQ

pith:2013:NVMAAGGQVWUXGM3W7FOBUCXAWB

not attested not anchored not stored refs pending

Epistemic Restrictions in Hilbert Space Quantum Mechanics

Robert B. Griffiths

arxiv:1308.4176 v2 · 2013-08-19 · 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{NVMAAGGQVWUXGM3W7FOBUCXAWB}

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	2026-05-18T03:07:22.822389Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d580018d0ada9733376f95c1a0ae0b0484d914a8456ebb1e5468f4ca45d5790

Aliases

arxiv: 1308.4176 · arxiv_version: 1308.4176v2 · doi: 10.48550/arxiv.1308.4176 · pith_short_12: NVMAAGGQVWUX · pith_short_16: NVMAAGGQVWUXGM3W · pith_short_8: NVMAAGGQ

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/NVMAAGGQVWUXGM3W7FOBUCXAWB \
  | 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: 6d580018d0ada9733376f95c1a0ae0b0484d914a8456ebb1e5468f4ca45d5790

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12a51405314ddd58223e3a391fbc20d6b6dcda83562f9b9bb9724f8daebe29fc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-08-19T21:19:42Z",
    "title_canon_sha256": "c57fa8b5d472aead0bb544562c9d07e2817f182f22fce614881e3571751dea8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.4176",
    "kind": "arxiv",
    "version": 2
  }
}