Pith Number

pith:PBNVDBZ4

pith:2010:PBNVDBZ4SC54ZNZVAMOIERNWDQ

not attested not anchored not stored refs pending

Faithful Squashed Entanglement

Fernando G. S. L. Brandao, Jon Yard, Matthias Christandl

arxiv:1010.1750 v5 · 2010-10-08 · 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{PBNVDBZ4SC54ZNZVAMOIERNWDQ}

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.

Cited by

1 paper in Pith

The Collapse of Unentangled Stoquastic Merlin-Arthur Proof Systems

Receipt and verification

First computed	2026-05-18T03:50:35.723942Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

785b51873c90bbccb735031c8245b61c1a5326f42754fb938dd84afa9ae58075

Aliases

arxiv: 1010.1750 · arxiv_version: 1010.1750v5 · doi: 10.48550/arxiv.1010.1750 · pith_short_12: PBNVDBZ4SC54 · pith_short_16: PBNVDBZ4SC54ZNZV · pith_short_8: PBNVDBZ4

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/PBNVDBZ4SC54ZNZVAMOIERNWDQ \
  | 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: 785b51873c90bbccb735031c8245b61c1a5326f42754fb938dd84afa9ae58075

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e9e43872e68a65d23afa1df535397495dda585b774e868a7e7c6d5b0c956db5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-10-08T17:55:29Z",
    "title_canon_sha256": "0c8631144fbded8e11c7893cf51846b25b3fcdbf2e72785bdbbc4e854c8b5898"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.1750",
    "kind": "arxiv",
    "version": 5
  }
}