Pith Number

pith:OH7FQGZP

pith:2003:OH7FQGZPEDTPMZM2YRQV6OOTRV

not attested not anchored not stored refs pending

On the Power of Quantum Memory

Renato Renner, Robert Koenig, Ueli Maurer

arxiv:quant-ph/0305154 v3 · 2003-05-26 · 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{OH7FQGZPEDTPMZM2YRQV6OOTRV}

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	2026-05-18T00:58:26.342170Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71fe581b2f20e6f6659ac4615f39d38d51d46468c85705200ca9a4da26b428c2

Aliases

arxiv: quant-ph/0305154 · arxiv_version: quant-ph/0305154v3 · doi: 10.48550/arxiv.quant-ph/0305154 · pith_short_12: OH7FQGZPEDTP · pith_short_16: OH7FQGZPEDTPMZM2 · pith_short_8: OH7FQGZP

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/OH7FQGZPEDTPMZM2YRQV6OOTRV \
  | 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: 71fe581b2f20e6f6659ac4615f39d38d51d46468c85705200ca9a4da26b428c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86860afdf67048e6d4b113017658b55164f32550b4ead672fd03b33d1b645b67",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-05-26T10:13:59Z",
    "title_canon_sha256": "f779ad454828cb2f18d3fbdf82c8222e401a13f969efa3ebd4500d94332677f4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0305154",
    "kind": "arxiv",
    "version": 3
  }
}