Pith Number

pith:C4JG5W7M

pith:2012:C4JG5W7MCMG6DCMUTAWATWGX62

not attested not anchored not stored refs pending

Multipartite Quantum Entanglement Evolution in Photosynthetic Complexes

Al\'an Aspuru-Guzik, Ben Brock, Jing Zhu, Peter J. Love, Sabre Kais, Sam Rodriques

arxiv:1202.4519 v3 · 2012-02-21 · physics.chem-ph · physics.bio-ph · 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{C4JG5W7MCMG6DCMUTAWATWGX62}

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	2026-05-18T03:48:23.236464Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17126edbec130de18994982c09d8d7f6baffe479114dfc833807a95036508a44

Aliases

arxiv: 1202.4519 · arxiv_version: 1202.4519v3 · doi: 10.48550/arxiv.1202.4519 · pith_short_12: C4JG5W7MCMG6 · pith_short_16: C4JG5W7MCMG6DCMU · pith_short_8: C4JG5W7M

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/C4JG5W7MCMG6DCMUTAWATWGX62 \
  | 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: 17126edbec130de18994982c09d8d7f6baffe479114dfc833807a95036508a44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba5744c1f6bd29ec639c4bcf0521c02613174428e2b68faadc53d0d878710933",
    "cross_cats_sorted": [
      "physics.bio-ph",
      "quant-ph"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/3.0/",
    "primary_cat": "physics.chem-ph",
    "submitted_at": "2012-02-21T03:33:33Z",
    "title_canon_sha256": "032f0762b455f3219209f79646647092fc495833f6a13ff1db58d9668ada74f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.4519",
    "kind": "arxiv",
    "version": 3
  }
}