Pith Number

pith:E7KLCB5E

pith:2017:E7KLCB5E5EVFYR7IBDHBX3TDQ7

not attested not anchored not stored refs pending

Compression for quantum population coding

Ge Bai, Giulio Chiribella, Masahito Hayashi, Yuxiang Yang

arxiv:1701.03372 v8 · 2017-01-12 · quant-ph · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E7KLCB5E5EVFYR7IBDHBX3TDQ7}

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	2026-05-17T23:49:44.409717Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27d4b107a4e92a5c47e808ce1bee6387e296a6ef1a98ae45de6d32833d23dfea

Aliases

arxiv: 1701.03372 · arxiv_version: 1701.03372v8 · doi: 10.48550/arxiv.1701.03372 · pith_short_12: E7KLCB5E5EVF · pith_short_16: E7KLCB5E5EVFYR7I · pith_short_8: E7KLCB5E

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/E7KLCB5E5EVFYR7IBDHBX3TDQ7 \
  | 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: 27d4b107a4e92a5c47e808ce1bee6387e296a6ef1a98ae45de6d32833d23dfea

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ba397f14630976a99f27284955d23ad5f1240b0a9ba01f1f87461eb4082f0bd",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-01-12T15:13:38Z",
    "title_canon_sha256": "66447da71339f2ea2ebcfdc64d928df854616c266f9b0f69c24427f8658c2394"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.03372",
    "kind": "arxiv",
    "version": 8
  }
}