Pith Number

pith:KJ7DSS5Y

pith:2009:KJ7DSS5YP4VAP4YDRQ72GWIKDX

not attested not anchored not stored refs pending

Wiring up trapped ions to study aspects of quantum information

H. H\"affner, N. Daniilidis, R. Clark, S. Narayanan, T. Lee

arxiv:0903.3834 v1 · 2009-03-23 · 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{KJ7DSS5YP4VAP4YDRQ72GWIKDX}

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	2026-05-18T02:14:26.622781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

527e394bb87f2a07f3038c3fa3590a1dd133b4571e9f14f3a7ae68a0e6a9a313

Aliases

arxiv: 0903.3834 · arxiv_version: 0903.3834v1 · doi: 10.48550/arxiv.0903.3834 · pith_short_12: KJ7DSS5YP4VA · pith_short_16: KJ7DSS5YP4VAP4YD · pith_short_8: KJ7DSS5Y

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/KJ7DSS5YP4VAP4YDRQ72GWIKDX \
  | 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: 527e394bb87f2a07f3038c3fa3590a1dd133b4571e9f14f3a7ae68a0e6a9a313

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "56ef3c949522fa652d9811ce50ba3e825d2b8dccf9a3bdbbe059285bc6aa4f59",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-03-23T11:14:33Z",
    "title_canon_sha256": "dc40e636cd8f2114754bbe7ee048481ec5cb4c69fe692dec724462e068372931"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.3834",
    "kind": "arxiv",
    "version": 1
  }
}