Pith Number

pith:SEOISLJQ

pith:2019:SEOISLJQMZ7HT6KBUP6TY2NDZY

not attested not anchored not stored refs pending

Near-term performance of quantum repeaters with imperfect ensemble-based quantum memories

Christoph Simon, Jianlong Liu, Yufeng Wu

arxiv:1912.01702 v1 · 2019-12-03 · 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{SEOISLJQMZ7HT6KBUP6TY2NDZY}

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	2026-07-05T00:53:43.366578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

911c892d30667e79f941a3fd3c69a3ce0f8259ac0395ed5ff87caed8e0c70948

Aliases

arxiv: 1912.01702 · arxiv_version: 1912.01702v1 · doi: 10.48550/arxiv.1912.01702 · pith_short_12: SEOISLJQMZ7H · pith_short_16: SEOISLJQMZ7HT6KB · pith_short_8: SEOISLJQ

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/SEOISLJQMZ7HT6KBUP6TY2NDZY \
  | 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: 911c892d30667e79f941a3fd3c69a3ce0f8259ac0395ed5ff87caed8e0c70948

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dc23abeb3c6d65d89e76ccc6ec974f3bef80d64b0b8662a898e50bb1532a77f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-12-03T22:03:12Z",
    "title_canon_sha256": "d439084ca1482db089a0b7a7c714bfd5bbfbe881b2611a8c62ed3910f66c7c13"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.01702",
    "kind": "arxiv",
    "version": 1
  }
}