Pith Number

pith:EUWY4XVU

pith:2010:EUWY4XVU5G36QUHGOS4GQTAH5Z

not attested not anchored not stored refs pending

Entropy Considerations in Spin-Selective Radical-Ion-Pair Reactions

Iannis K. Kominis

arxiv:1003.1442 v3 · 2010-03-07 · quant-ph · physics.bio-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{EUWY4XVU5G36QUHGOS4GQTAH5Z}

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	2026-05-18T04:36:49.217954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

252d8e5eb4e9b7e850e674b8684c07ee710b9d8fa976f9d88b7bedce39f34533

Aliases

arxiv: 1003.1442 · arxiv_version: 1003.1442v3 · doi: 10.48550/arxiv.1003.1442 · pith_short_12: EUWY4XVU5G36 · pith_short_16: EUWY4XVU5G36QUHG · pith_short_8: EUWY4XVU

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/EUWY4XVU5G36QUHGOS4GQTAH5Z \
  | 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: 252d8e5eb4e9b7e850e674b8684c07ee710b9d8fa976f9d88b7bedce39f34533

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "358c9d79fae676ce8f38f7e111af6c6f8bca74664e78d79ce54a6a7b9d5e65f9",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-03-07T08:08:13Z",
    "title_canon_sha256": "07f677cc7ebc5a6fdaf81138f6c14c55fd6528f35c09e075781ebf30361a9bed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.1442",
    "kind": "arxiv",
    "version": 3
  }
}