Pith Number

pith:OX4N5S5S

pith:2019:OX4N5S5S53NESFC7M37ENGZMYQ

not attested not anchored not stored refs pending

An Invitation to Quantum Channels

Francesco Petruccione, Vinayak Jagadish

arxiv:1902.00909 v1 · 2019-02-03 · 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{OX4N5S5S53NESFC7M37ENGZMYQ}

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	2026-05-17T23:54:51.836302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75f8decbb2eeda49145f66fe469b2cc435ee1df408c5965674ee04d37b31ca7a

Aliases

arxiv: 1902.00909 · arxiv_version: 1902.00909v1 · doi: 10.48550/arxiv.1902.00909 · pith_short_12: OX4N5S5S53NE · pith_short_16: OX4N5S5S53NESFC7 · pith_short_8: OX4N5S5S

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/OX4N5S5S53NESFC7M37ENGZMYQ \
  | 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: 75f8decbb2eeda49145f66fe469b2cc435ee1df408c5965674ee04d37b31ca7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf5235439e3f945f92afbdde160d155ca7f9b3119100a77f1cf482b4bebe8c3a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-03T15:27:35Z",
    "title_canon_sha256": "a1a3b3d39e0590fb76d80799392fbc21b8c8b832c815b1ca39f63d8d7e90f6c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00909",
    "kind": "arxiv",
    "version": 1
  }
}