Pith Number

pith:KIBCRQMP

pith:2011:KIBCRQMPVKRRALIVG42JVYC6AT

not attested not anchored not stored refs pending

A No-summoning theorem in Relativistic Quantum Theory

Adrian Kent (Centre for Quantum Information, DAMTP, Foundations, Perimeter Institute), University of Cambridge

arxiv:1101.4612 v4 · 2011-01-24 · 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{KIBCRQMPVKRRALIVG42JVYC6AT}

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	2026-05-18T03:36:37.253555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

520228c18faaa3102d1537349ae05e04de4ba91c7c961c7f64e8ab2dc2f12295

Aliases

arxiv: 1101.4612 · arxiv_version: 1101.4612v4 · doi: 10.48550/arxiv.1101.4612 · pith_short_12: KIBCRQMPVKRR · pith_short_16: KIBCRQMPVKRRALIV · pith_short_8: KIBCRQMP

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/KIBCRQMPVKRRALIVG42JVYC6AT \
  | 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: 520228c18faaa3102d1537349ae05e04de4ba91c7c961c7f64e8ab2dc2f12295

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81cd7fa270c921ff9a84838aafc88fd10a53b8591142847f4de6b61fc9218aef",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-01-24T18:20:03Z",
    "title_canon_sha256": "3c3a7fff2b3fbae1645008f45b8099bd98143fb3395524194eb9bc48c593a482"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.4612",
    "kind": "arxiv",
    "version": 4
  }
}