Pith Number

pith:MHHIRHFB

pith:2009:MHHIRHFBFPRHYRXO77Z6HZDVWC

not attested not anchored not stored refs pending

Local Unambiguous Discrimination with Remaining Entanglement

Mingsheng Ying, Runyao Duan, Yangjia Li

arxiv:0912.5163 v1 · 2009-12-28 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MHHIRHFBFPRHYRXO77Z6HZDVWC}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:10:13.472268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61ce889ca12be27c46eefff3e3e475b090e077af0f4dadea93d3984447e7498e

Aliases

arxiv: 0912.5163 · arxiv_version: 0912.5163v1 · doi: 10.48550/arxiv.0912.5163 · pith_short_12: MHHIRHFBFPRH · pith_short_16: MHHIRHFBFPRHYRXO · pith_short_8: MHHIRHFB

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/MHHIRHFBFPRHYRXO77Z6HZDVWC \
  | 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: 61ce889ca12be27c46eefff3e3e475b090e077af0f4dadea93d3984447e7498e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ab8271156f9d68bd95e4c472622bfe8dcc4e572d43ca2022418440c59303ee7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-12-28T12:18:10Z",
    "title_canon_sha256": "48f19a633e47d00ab9a1ae53697a2b63072575ada1de327f018a1d932690fe64"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.5163",
    "kind": "arxiv",
    "version": 1
  }
}