Pith Number

pith:JHTEIQRG

pith:2014:JHTEIQRGFP5JY6JSPL7OVTKVF6

not attested not anchored not stored refs pending

Synchronous concentration and purification schemes of arbitrary unknown hyperentangled mixed states

Cong-Feng Qiao, Kun Du, Qiu-Cheng Song

arxiv:1401.3051 v2 · 2014-01-14 · 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{JHTEIQRGFP5JY6JSPL7OVTKVF6}

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	2026-05-18T02:49:12.018276Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

49e64442262bfa9c79327afeeacd552f9292de3fe069627a55552a4059c6c640

Aliases

arxiv: 1401.3051 · arxiv_version: 1401.3051v2 · doi: 10.48550/arxiv.1401.3051 · pith_short_12: JHTEIQRGFP5J · pith_short_16: JHTEIQRGFP5JY6JS · pith_short_8: JHTEIQRG

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/JHTEIQRGFP5JY6JSPL7OVTKVF6 \
  | 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: 49e64442262bfa9c79327afeeacd552f9292de3fe069627a55552a4059c6c640

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5e3b0827648f1eb61f83d8b788eb27c330d169fdcd5814f82cf7a522107ba804",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-01-14T02:03:24Z",
    "title_canon_sha256": "73d66d3ad47e3de4c8f6c623fcbeea191e9240d86028579d085239480b7e8880"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1401.3051",
    "kind": "arxiv",
    "version": 2
  }
}