Pith Number

pith:OXQV42BB

pith:2015:OXQV42BBL3NN3VA5CV2E26WFR6

not attested not anchored not stored refs pending

Separability criteria via sets of mutually unbiased measurements

Fengli Yan, Lu Liu, Ting Gao

arxiv:1501.01717 v2 · 2015-01-08 · 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{OXQV42BBL3NN3VA5CV2E26WFR6}

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	2026-05-18T01:34:55.110585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75e15e68215edaddd41d15744d7ac58f82fef53fa2c5a71e8da01504dcd13d0b

Aliases

arxiv: 1501.01717 · arxiv_version: 1501.01717v2 · doi: 10.48550/arxiv.1501.01717 · pith_short_12: OXQV42BBL3NN · pith_short_16: OXQV42BBL3NN3VA5 · pith_short_8: OXQV42BB

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/OXQV42BBL3NN3VA5CV2E26WFR6 \
  | 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: 75e15e68215edaddd41d15744d7ac58f82fef53fa2c5a71e8da01504dcd13d0b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "296fdef54177d01990ff34580aa4a68bc7a8e4f5bd11cd96ed58e4c5595d897a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-01-08T03:26:59Z",
    "title_canon_sha256": "9a6fc25f79d47f3addaf608e87e5471a02405e3403cd16c05931c0e4ac77bd24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.01717",
    "kind": "arxiv",
    "version": 2
  }
}