Pith Number

pith:J6G2YHTR

pith:2021:J6G2YHTRCUJZ6YVLB5OLMLQ3ZD

not attested not anchored not stored refs pending

Witnessing Objectivity on a Quantum Computer

Diana A. Chisholm, G. Massimo Palma, Guillermo Garc\'ia-P\'erez, Matteo A. C. Rossi, Sabrina Maniscalco

arxiv:2110.06243 v2 · 2021-10-12 · 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{J6G2YHTRCUJZ6YVLB5OLMLQ3ZD}

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

Closing objectivity loophole in Bell tests on a public quantum computer

Receipt and verification

First computed	2026-07-05T07:10:17.086810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f8dac1e7115139f62ab0f5cb62e1bc8d59c692762a712aeef5d63bd174c678f

Aliases

arxiv: 2110.06243 · arxiv_version: 2110.06243v2 · doi: 10.48550/arxiv.2110.06243 · pith_short_12: J6G2YHTRCUJZ · pith_short_16: J6G2YHTRCUJZ6YVL · pith_short_8: J6G2YHTR

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/J6G2YHTRCUJZ6YVLB5OLMLQ3ZD \
  | 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: 4f8dac1e7115139f62ab0f5cb62e1bc8d59c692762a712aeef5d63bd174c678f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "551d0cdf14b2b9fd45b073b71b90f1f69e8620ccff97df544fdad838959275a8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-10-12T18:01:03Z",
    "title_canon_sha256": "0944fa128e23f7afeba847a92f28dc83dcd1bc4b295117455ee9846d4f51e513"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2110.06243",
    "kind": "arxiv",
    "version": 2
  }
}