Pith Number

pith:IIIUL4AY

pith:2012:IIIUL4AYNKFURJDTC5ARNSRWEK

not attested not anchored not stored refs pending

Hybrid Zero-capacity Channels

Jonathan Oppenheim, Sergii Strelchuk

arxiv:1207.1084 v1 · 2012-07-04 · 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{IIIUL4AYNKFURJDTC5ARNSRWEK}

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	2026-05-18T03:46:48.852456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

421145f0186a8b48a473174116ca362291227d4f9659373418135a2ba57e5f92

Aliases

arxiv: 1207.1084 · arxiv_version: 1207.1084v1 · doi: 10.48550/arxiv.1207.1084 · pith_short_12: IIIUL4AYNKFU · pith_short_16: IIIUL4AYNKFURJDT · pith_short_8: IIIUL4AY

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/IIIUL4AYNKFURJDTC5ARNSRWEK \
  | 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: 421145f0186a8b48a473174116ca362291227d4f9659373418135a2ba57e5f92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e7173bc55a126b8652b77125b1ac7eb3e81ce62d8198f26a829f5f1e6192bee",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-07-04T19:03:24Z",
    "title_canon_sha256": "327ea11d338d5ea1a11fe9b442d3ee64b6e71c9bd4c23d6113e0c95c8e5af4cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1084",
    "kind": "arxiv",
    "version": 1
  }
}