Pith Number

pith:G7J6BOEF

pith:2020:G7J6BOEFBBLG3WQPYH34TAIYB6

not attested not anchored not stored refs pending

Democratizing Spin Qubits

Charles Tahan

arxiv:2001.08251 v2 · 2020-01-22 · cond-mat.mes-hall · cond-mat.mtrl-sci · 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{G7J6BOEFBBLG3WQPYH34TAIYB6}

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	2026-07-05T03:34:19.351365Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

37d3e0b88508566dda0fc1f7c981180f9901f54692684675dddbcda07714295f

Aliases

arxiv: 2001.08251 · arxiv_version: 2001.08251v2 · doi: 10.48550/arxiv.2001.08251 · pith_short_12: G7J6BOEFBBLG · pith_short_16: G7J6BOEFBBLG3WQP · pith_short_8: G7J6BOEF

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/G7J6BOEFBBLG3WQPYH34TAIYB6 \
  | 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: 37d3e0b88508566dda0fc1f7c981180f9901f54692684675dddbcda07714295f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d61db12c79ac6396e29176c6c03a7b4c99aaa5dcdff4da7fc5bb1540b3dc69e1",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2020-01-22T19:53:23Z",
    "title_canon_sha256": "b3bfc51e885cd33cfa09eca0b34c22ed02d9fdbbc0d2bb5790c2d1cd72dddbcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.08251",
    "kind": "arxiv",
    "version": 2
  }
}