Pith Number

pith:DR7XXHL5

pith:2011:DR7XXHL5DWHZW62PT7HMSHUM42

not attested not anchored not stored refs pending

Reply to Comment on Spin-selective reactions of radical pairs act as quantum measurements

J. A. Jones, Kiminori Maeda, P. J. Hore, U. E. Steiner

arxiv:1104.0604 v1 · 2011-04-04 · quant-ph · physics.chem-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{DR7XXHL5DWHZW62PT7HMSHUM42}

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	2026-05-18T04:22:41.034372Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c7f7b9d7d1d8f9b7b4f9fcec91e8ce684cb80308ccb0ea54830c797ad8088f1

Aliases

arxiv: 1104.0604 · arxiv_version: 1104.0604v1 · doi: 10.48550/arxiv.1104.0604 · pith_short_12: DR7XXHL5DWHZ · pith_short_16: DR7XXHL5DWHZW62P · pith_short_8: DR7XXHL5

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/DR7XXHL5DWHZW62PT7HMSHUM42 \
  | 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: 1c7f7b9d7d1d8f9b7b4f9fcec91e8ce684cb80308ccb0ea54830c797ad8088f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a1e25a7a05b9e70fe5c45b7f6c04a1ce6858e8e03a37655eecc7a8ffe60ba1e",
    "cross_cats_sorted": [
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-04T15:44:53Z",
    "title_canon_sha256": "fd987465f8d99339f363560eab05c3a1ab6d5b711db39479720a36982eaea956"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.0604",
    "kind": "arxiv",
    "version": 1
  }
}