Pith Number

pith:PPP5RLJX

pith:2012:PPP5RLJXY7NI6SHQG3AROSPFY3

not attested not anchored not stored refs pending

One simple postulate implies that every polytopic state space is classical

Corsin Pfister

arxiv:1203.5622 v1 · 2012-03-26 · 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{PPP5RLJXY7NI6SHQG3AROSPFY3}

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	2026-05-18T03:59:14.600022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bdfd8ad37c7da8f48f036c11749e5c6ec061c2d8964f1a17d36484afaa5c671

Aliases

arxiv: 1203.5622 · arxiv_version: 1203.5622v1 · doi: 10.48550/arxiv.1203.5622 · pith_short_12: PPP5RLJXY7NI · pith_short_16: PPP5RLJXY7NI6SHQ · pith_short_8: PPP5RLJX

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/PPP5RLJXY7NI6SHQG3AROSPFY3 \
  | 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: 7bdfd8ad37c7da8f48f036c11749e5c6ec061c2d8964f1a17d36484afaa5c671

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "570d6b227a2383f0cb18ef50b41531434de6f1b23513db0511e5ad619c744c08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-03-26T10:25:47Z",
    "title_canon_sha256": "71232a5c682e91f6d258f7f6be839d901952b1a5cc446699d66e5606352c0658"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.5622",
    "kind": "arxiv",
    "version": 1
  }
}