Pith Number

pith:PB5JAAMJ

pith:2006:PB5JAAMJJ2XYUIMH4PLQIIK7LG

not attested not anchored not stored refs pending

Key distillation from quantum channels using two-way communication protocols

Antonio Acin, Joonwoo Bae

arxiv:quant-ph/0610048 v1 · 2006-10-09 · 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{PB5JAAMJJ2XYUIMH4PLQIIK7LG}

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	2026-05-18T04:40:33.000434Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

787a9001894eaf8a2187e3d704215f59a8f9015a9d769837cde4604dfb61d98e

Aliases

arxiv: quant-ph/0610048 · arxiv_version: quant-ph/0610048v1 · doi: 10.48550/arxiv.quant-ph/0610048 · pith_short_12: PB5JAAMJJ2XY · pith_short_16: PB5JAAMJJ2XYUIMH · pith_short_8: PB5JAAMJ

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/PB5JAAMJJ2XYUIMH4PLQIIK7LG \
  | 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: 787a9001894eaf8a2187e3d704215f59a8f9015a9d769837cde4604dfb61d98e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b909faeed5e5c692ae9cb52005daf6ad9b6fe0bf5ff0a11a803ba314aa4f88c4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-10-09T17:36:42Z",
    "title_canon_sha256": "db2227c94410ba198f2ecff2231549cdf7986393e28dfb1486ac48b1be26aa1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0610048",
    "kind": "arxiv",
    "version": 1
  }
}