Pith Number

pith:IK6E6JAQ

pith:2015:IK6E6JAQ27O3J5HH2OXT452X2Q

not attested not anchored not stored refs pending

Modified E91 protocol demonstration with hybrid entanglement photon source

Akihisa Tomita, Hirotaka Terai, Ken-ichiro Yoshino, Masahide Sasaki, Mikio Fujiwara, Morio Toyoshima, Shigehito Miki, Taro Yamashita, Yoshihiro Nambu, Zhen Wang

arxiv:1501.05686 v1 · 2015-01-23 · 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{IK6E6JAQ27O3J5HH2OXT452X2Q}

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	2026-05-18T01:41:09.148175Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42bc4f2410d7ddb4f4e7d3af3e7757d42d4172ca5a38dbe4b49a7aa88b97fad6

Aliases

arxiv: 1501.05686 · arxiv_version: 1501.05686v1 · doi: 10.48550/arxiv.1501.05686 · pith_short_12: IK6E6JAQ27O3 · pith_short_16: IK6E6JAQ27O3J5HH · pith_short_8: IK6E6JAQ

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/IK6E6JAQ27O3J5HH2OXT452X2Q \
  | 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: 42bc4f2410d7ddb4f4e7d3af3e7757d42d4172ca5a38dbe4b49a7aa88b97fad6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "316dd3d8097a3c81eaa294feeb179a42e33b9ceb7d6340b54064bb831f625681",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-01-23T00:34:24Z",
    "title_canon_sha256": "3e4f262cf30c08ea4eb005070a027a2459b7246c42f65fad2f9a4f5110c1bfa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.05686",
    "kind": "arxiv",
    "version": 1
  }
}