Pith Number

pith:J34UO27I

pith:2011:J34UO27IXTQRUQJSS5PY4EWW26

not attested not anchored not stored refs pending

Organization of the Bacterial Light-Harvesting Apparatus Rationalized by Exciton Transport Optimization

Elad Harel

arxiv:1111.0069 v1 · 2011-10-31 · 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{J34UO27IXTQRUQJSS5PY4EWW26}

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	2026-05-18T04:09:46.487557Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ef9476be8bce11a4132975f8e12d6d797619280756e867ddd25caabf1ea6c13

Aliases

arxiv: 1111.0069 · arxiv_version: 1111.0069v1 · doi: 10.48550/arxiv.1111.0069 · pith_short_12: J34UO27IXTQR · pith_short_16: J34UO27IXTQRUQJS · pith_short_8: J34UO27I

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/J34UO27IXTQRUQJSS5PY4EWW26 \
  | 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: 4ef9476be8bce11a4132975f8e12d6d797619280756e867ddd25caabf1ea6c13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "197dc1bd7bd370d45604116b3fba2b4b1c6782035d240888bf5d72354fc8d371",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2011-10-31T22:35:21Z",
    "title_canon_sha256": "8e2c5b2d2929224414d5862a0cc917c1b6170719d7c6783bda07eaba55ba917b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.0069",
    "kind": "arxiv",
    "version": 1
  }
}