Pith Number

pith:75HHQEFP

pith:2008:75HHQEFPT5GNNTE2HA5A4LXZ6A

not attested not anchored not stored refs pending

Quantum Repeater with Encoding

Jacob M. Taylor, Kae Nemoto, Liang Jiang, Mikhail D. Lukin, Rodney Van Meter, William J. Munro

arxiv:0809.3629 v2 · 2008-09-22 · 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{75HHQEFPT5GNNTE2HA5A4LXZ6A}

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	2026-05-18T03:54:06.399402Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff4e7810af9f4cd6cc9a383a0e2ef9f012b4edeb1e4a28277b928d4b226f5149

Aliases

arxiv: 0809.3629 · arxiv_version: 0809.3629v2 · doi: 10.48550/arxiv.0809.3629 · pith_short_12: 75HHQEFPT5GN · pith_short_16: 75HHQEFPT5GNNTE2 · pith_short_8: 75HHQEFP

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/75HHQEFPT5GNNTE2HA5A4LXZ6A \
  | 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: ff4e7810af9f4cd6cc9a383a0e2ef9f012b4edeb1e4a28277b928d4b226f5149

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2260688ea6b53727e8af1182d3bcb1297c0f2b7015c44ad20803dc3e36ede715",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2008-09-22T03:37:43Z",
    "title_canon_sha256": "74337f0fea8698b0f3f84a88eee5a15e504e890a6e4b8a18c1d097edf6a34037"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.3629",
    "kind": "arxiv",
    "version": 2
  }
}