Pith Number

pith:K6HMHGA2

pith:2011:K6HMHGA2MY4FH64Z4X4LXNKPRJ

not attested not anchored not stored refs pending

Scavenging quantum information: Multiple observations of quantum systems

Emilio Bagan, John Calsamiglia, Peter Rapcan, Ramon Munoz-Tapia, Vladimir Buzek

arxiv:1105.5326 v1 · 2011-05-26 · 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{K6HMHGA2MY4FH64Z4X4LXNKPRJ}

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	2026-05-18T04:12:32.146377Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

578ec3981a663853fb99e5f8bbb54f8a7bb477a4c445c1565e3fd8c815b7252e

Aliases

arxiv: 1105.5326 · arxiv_version: 1105.5326v1 · doi: 10.48550/arxiv.1105.5326 · pith_short_12: K6HMHGA2MY4F · pith_short_16: K6HMHGA2MY4FH64Z · pith_short_8: K6HMHGA2

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/K6HMHGA2MY4FH64Z4X4LXNKPRJ \
  | 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: 578ec3981a663853fb99e5f8bbb54f8a7bb477a4c445c1565e3fd8c815b7252e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b4ab00d84c6fa2ca6099bb8947f927804d5d1932847b4be5d4c0f4a7bdf243a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-05-26T15:42:07Z",
    "title_canon_sha256": "2f193d43a312bfad98f0bcaa9963b3286469fab8c7bd69d0668105c962f022ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1105.5326",
    "kind": "arxiv",
    "version": 1
  }
}