Pith Number

pith:BNEVLSG5

pith:2010:BNEVLSG55P5MYN5ZZS7UXVAM6B

not attested not anchored not stored refs pending

Quantum repeaters and computation by a single module

Hitoshi Takeda, Koji Azuma, Masato Koashi, Nobuyuki Imoto

arxiv:1003.0181 v1 · 2010-02-28 · 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{BNEVLSG55P5MYN5ZZS7UXVAM6B}

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	2026-05-18T03:23:37.825825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b4955c8ddebfacc37b9ccbf4bd40cf068340ed2c0ddc4034fdfe88ebdec212a

Aliases

arxiv: 1003.0181 · arxiv_version: 1003.0181v1 · doi: 10.48550/arxiv.1003.0181 · pith_short_12: BNEVLSG55P5M · pith_short_16: BNEVLSG55P5MYN5Z · pith_short_8: BNEVLSG5

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/BNEVLSG55P5MYN5ZZS7UXVAM6B \
  | 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: 0b4955c8ddebfacc37b9ccbf4bd40cf068340ed2c0ddc4034fdfe88ebdec212a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c81b21faa02918697409daf1dd1b58cae9596d770605bb3dcf6b3aeb281fd1c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-02-28T16:42:19Z",
    "title_canon_sha256": "1d4c34c1b25c85ad1f3ca4456e53fc66ec32e67d27eba9eee8528b7733345c36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.0181",
    "kind": "arxiv",
    "version": 1
  }
}