Pith Number

pith:QSIU4KFQ

pith:2003:QSIU4KFQFT4WABSEXQLDZTTMIK

not attested not anchored not stored refs pending

A Quantum Bousso Bound

Andrew Strominger, David Thompson

arxiv:hep-th/0303067 v1 · 2003-03-10 · 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{QSIU4KFQFT4WABSEXQLDZTTMIK}

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.

Cited by

1 paper in Pith

Entropy bound and the non-universality of entanglement islands

Receipt and verification

First computed	2026-07-04T15:49:57.013878Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84914e28b02cf9600644bc163cce6c42901b40c66e92bf4d5542437ae134f2c5

Aliases

arxiv: hep-th/0303067 · arxiv_version: hep-th/0303067v1 · doi: 10.48550/arxiv.hep-th/0303067 · pith_short_12: QSIU4KFQFT4W · pith_short_16: QSIU4KFQFT4WABSE · pith_short_8: QSIU4KFQ

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/QSIU4KFQFT4WABSEXQLDZTTMIK \
  | 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: 84914e28b02cf9600644bc163cce6c42901b40c66e92bf4d5542437ae134f2c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6635f1e52fc29b119e0f63d40cf9af50297c4ad519ef7f812c92268b4d473a4d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2003-03-10T05:00:20Z",
    "title_canon_sha256": "6d5c966a571ac11eacbbbdf1c1e7f11f07f0f49a26985a8dc058d184cb03436c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0303067",
    "kind": "arxiv",
    "version": 1
  }
}