Pith Number

pith:WEWIHNSF

pith:2013:WEWIHNSFLDRJJFGFVQWQPJ4CGJ

not attested not anchored not stored refs pending

Coherent microscopy at resolution beyond diffraction limit using post-experimental data extrapolation

Hans-Werner Fink, Tatiana Latychevskaia

arxiv:1304.2507 v2 · 2013-04-09 · 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{WEWIHNSFLDRJJFGFVQWQPJ4CGJ}

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	2026-05-18T03:06:34.490414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b12c83b64558e29494c5ac2d07a782327529deb3a5ce1dc93c4a87e5c792fd22

Aliases

arxiv: 1304.2507 · arxiv_version: 1304.2507v2 · doi: 10.48550/arxiv.1304.2507 · pith_short_12: WEWIHNSFLDRJ · pith_short_16: WEWIHNSFLDRJJFGF · pith_short_8: WEWIHNSF

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/WEWIHNSFLDRJJFGFVQWQPJ4CGJ \
  | 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: b12c83b64558e29494c5ac2d07a782327529deb3a5ce1dc93c4a87e5c792fd22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cfb1204b38c357af1252e7bc0ac36dc42050f1073783f6183e1ceccddab6753",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-04-09T09:56:47Z",
    "title_canon_sha256": "ca930c16e9eee8c79853ebc32df05ecac3c9a62f7733c2a30f6ad3b5e5fbb350"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2507",
    "kind": "arxiv",
    "version": 2
  }
}