Pith Number

pith:QE3KQ6GG

pith:2015:QE3KQ6GGVHSR3QOR2FFYCYOCBU

not attested not anchored not stored refs pending

Entanglement and Designs

D. M. Appleby, Matthew A. Graydon

arxiv:1507.07881 v2 · 2015-07-28 · 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{QE3KQ6GGVHSR3QOR2FFYCYOCBU}

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	2026-05-18T01:06:21.290581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8136a878c6a9e51dc1d1d14b8161c20d04745c849c849cd2f45cdae6d2dd4922

Aliases

arxiv: 1507.07881 · arxiv_version: 1507.07881v2 · doi: 10.48550/arxiv.1507.07881 · pith_short_12: QE3KQ6GGVHSR · pith_short_16: QE3KQ6GGVHSR3QOR · pith_short_8: QE3KQ6GG

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/QE3KQ6GGVHSR3QOR2FFYCYOCBU \
  | 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: 8136a878c6a9e51dc1d1d14b8161c20d04745c849c849cd2f45cdae6d2dd4922

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2fd55dfcd0c97a05a129dca1a0a5995e6eca271ff8178e8dbe4fac9cb1dd47f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-07-28T18:11:13Z",
    "title_canon_sha256": "a2b46e5147e47fb25f923c1ff17c0097fbd796e352bfd4480006720b23bd1dfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.07881",
    "kind": "arxiv",
    "version": 2
  }
}