Pith Number

pith:2G7RWCTF

pith:2010:2G7RWCTF6YQ2TFZGFHHTOCX4E6

not attested not anchored not stored refs pending

Entanglement in a Solid State Spin Ensemble

Hans-Joachim Pohl, Helge Riemann, John J. L. Morton, Kohei M. Itoh, Mike L. W. Thewalt, Nikolai V. Abrosimov, Peter Becker, Richard M. Brown, Stephanie Simmons

arxiv:1010.0107 v2 · 2010-10-01 · 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{2G7RWCTF6YQ2TFZGFHHTOCX4E6}

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	2026-05-18T02:05:12.781601Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d1bf1b0a65f621a9972629cf370afc27b51dd71a9f0b9815ee0b0a9b5de5f564

Aliases

arxiv: 1010.0107 · arxiv_version: 1010.0107v2 · doi: 10.48550/arxiv.1010.0107 · pith_short_12: 2G7RWCTF6YQ2 · pith_short_16: 2G7RWCTF6YQ2TFZG · pith_short_8: 2G7RWCTF

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/2G7RWCTF6YQ2TFZGFHHTOCX4E6 \
  | 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: d1bf1b0a65f621a9972629cf370afc27b51dd71a9f0b9815ee0b0a9b5de5f564

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "087603ffc24d8c0dc6b4137f3a279fc3f23d800d4cf7c2cab69fd588f7f37af5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-10-01T09:57:39Z",
    "title_canon_sha256": "9c9a6e57dbd0686817b1d9cf4f04ef747d96e5b142a39bb37df7230c19b904c5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1010.0107",
    "kind": "arxiv",
    "version": 2
  }
}