Pith Number

pith:4INAIZM7

pith:2006:4INAIZM7X26PVKSCAK4DCP4MKD

not attested not anchored not stored refs pending

On Protected Realizations of Quantum Information

E. Knill

arxiv:quant-ph/0603252 v1 · 2006-03-27 · 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{4INAIZM7X26PVKSCAK4DCP4MKD}

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	2026-07-04T17:02:58.763066Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e21a04659fbebcfaaa4202b8313f8c50fe8b65e32e325cbaa0969b806dfb61fd

Aliases

arxiv: quant-ph/0603252 · arxiv_version: quant-ph/0603252v1 · doi: 10.48550/arxiv.quant-ph/0603252 · pith_short_12: 4INAIZM7X26P · pith_short_16: 4INAIZM7X26PVKSC · pith_short_8: 4INAIZM7

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/4INAIZM7X26PVKSCAK4DCP4MKD \
  | 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: e21a04659fbebcfaaa4202b8313f8c50fe8b65e32e325cbaa0969b806dfb61fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c897e05608165894d474b35de2aa0c398e0ce2ca489b2bc02f8c4278f66a3e4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2006-03-27T22:21:32Z",
    "title_canon_sha256": "0836d0010559ab1c9c7cee1472ed403ac5079a38b073e8490aced069d325d3c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0603252",
    "kind": "arxiv",
    "version": 1
  }
}