Pith Number

pith:B2QZLZIE

pith:2016:B2QZLZIEUNOZRXBANQSZND3DSF

not attested not anchored not stored refs pending

Concatenated Codes for Amplitude Damping

Bei Zeng, Markus Grassl, Tyler Jackson

arxiv:1601.07423 v1 · 2016-01-27 · 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{B2QZLZIEUNOZRXBANQSZND3DSF}

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	2026-05-18T01:01:00.385884Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ea195e504a35d98dc206c25968f63916732df9bde1639380d434ad95b9ea0c3

Aliases

arxiv: 1601.07423 · arxiv_version: 1601.07423v1 · doi: 10.48550/arxiv.1601.07423 · pith_short_12: B2QZLZIEUNOZ · pith_short_16: B2QZLZIEUNOZRXBA · pith_short_8: B2QZLZIE

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/B2QZLZIEUNOZRXBANQSZND3DSF \
  | 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: 0ea195e504a35d98dc206c25968f63916732df9bde1639380d434ad95b9ea0c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1251e37bfa09b3f6e6cdae4f88c2f72fd45ca0823a2727c5a46f047cfa0fec67",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-01-27T15:58:35Z",
    "title_canon_sha256": "6560cb3fecc72d8266360fe90ab25cf19546fe067e572d84d09905834b0c8eff"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.07423",
    "kind": "arxiv",
    "version": 1
  }
}