Pith Number

pith:KPOAGCBG

pith:2003:KPOAGCBGFJFPKGT6LWHG6NFVNU

not attested not anchored not stored refs pending

Quantum Limitations on the Storage and Transmission of Information

Jacob D. Bekenstein, Marcelo Schiffer

arxiv:quant-ph/0311050 v1 · 2003-11-09 · quant-ph · gr-qc · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KPOAGCBGFJFPKGT6LWHG6NFVNU}

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	2026-05-18T01:37:58.964004Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53dc0308262a4af51a7e5d8e6f34b56d39fd91bd40635e1066b8ea2502a1d0db

Aliases

arxiv: quant-ph/0311050 · arxiv_version: quant-ph/0311050v1 · doi: 10.48550/arxiv.quant-ph/0311050 · pith_short_12: KPOAGCBGFJFP · pith_short_16: KPOAGCBGFJFPKGT6 · pith_short_8: KPOAGCBG

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/KPOAGCBGFJFPKGT6LWHG6NFVNU \
  | 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: 53dc0308262a4af51a7e5d8e6f34b56d39fd91bd40635e1066b8ea2502a1d0db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b8961a3a02d301bfcd039c6b7a04477a14c630a08652fcd4d959e2a6cc034078",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-11-09T08:33:00Z",
    "title_canon_sha256": "7cc8690dbc53dc42438f00a829d709813939b158777794034e629603ec5ce112"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0311050",
    "kind": "arxiv",
    "version": 1
  }
}