Pith Number

pith:E5SBW4JL

pith:2019:E5SBW4JLFYFWATPNDMNBOUAWOT

not attested not anchored not stored refs pending

Tip-Enhanced Infrared Difference-Nanospectroscopy of the Proton Pump Activity of Bacteriorhodopsin in Single Purple Membrane Patches

Eglof Ritter, Francesco Rusconi, Isabella Daidone, Laura Zanetti-Polzi, Leonetta Baldassarre, Ljiljana Puskar, Matthias Broser, Michele Ortolani, Paolo Biagioni, Peter Hegemann, Raffaella Polito, Stefano Corni, Ulrich Schade, Valeria Giliberti

arxiv:1909.05493 v1 · 2019-09-12 · physics.bio-ph · cond-mat.mes-hall · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E5SBW4JLFYFWATPNDMNBOUAWOT}

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	2026-07-05T00:04:14.930085Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27641b712b2e0b604ded1b1a17501674f8eb90246400be849c665a7e7280cd8c

Aliases

arxiv: 1909.05493 · arxiv_version: 1909.05493v1 · doi: 10.48550/arxiv.1909.05493 · pith_short_12: E5SBW4JLFYFW · pith_short_16: E5SBW4JLFYFWATPN · pith_short_8: E5SBW4JL

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/E5SBW4JLFYFWATPNDMNBOUAWOT \
  | 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: 27641b712b2e0b604ded1b1a17501674f8eb90246400be849c665a7e7280cd8c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60f7eb5a8cfb96b5f7e76e14329b9a08a8721a08ac8810c86474ec292e77c25e",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2019-09-12T07:54:05Z",
    "title_canon_sha256": "205c00516c6b9fc0ca8408d54d359374330f8ffaaae6e24d41f81b89f5f294c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.05493",
    "kind": "arxiv",
    "version": 1
  }
}