Pith Number

pith:A5TBVVY7

pith:2012:A5TBVVY7SEYCHKE54GB5BFZHSF

not attested not anchored not stored refs pending

Experimental implementation of a NMR entanglement witness

I. S. Oliveira, J. G. Filgueiras, R. E. Auccaise, R. O. Vianna, R. S. Sarthour, T. O. Maciel

arxiv:1202.0235 v1 · 2012-02-01 · 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{A5TBVVY7SEYCHKE54GB5BFZHSF}

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	2026-05-18T04:03:19.840239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07661ad71f913023a89de183d09727914726fc0487a98fe6d6d945b3db10ab80

Aliases

arxiv: 1202.0235 · arxiv_version: 1202.0235v1 · doi: 10.48550/arxiv.1202.0235 · pith_short_12: A5TBVVY7SEYC · pith_short_16: A5TBVVY7SEYCHKE5 · pith_short_8: A5TBVVY7

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/A5TBVVY7SEYCHKE54GB5BFZHSF \
  | 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: 07661ad71f913023a89de183d09727914726fc0487a98fe6d6d945b3db10ab80

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98f74872124c2bb19548726ee6c45663305a925162b44fdc4a203eb5a559fb8f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-02-01T18:01:11Z",
    "title_canon_sha256": "6c6cc2c7c79de170f1bc05773095181224a7512a9818fcd00d4801096284cfd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0235",
    "kind": "arxiv",
    "version": 1
  }
}