Pith Number

pith:4OF2JKVF

pith:2013:4OF2JKVFJ5TCBI6D3JH7LWCJGU

not attested not anchored not stored refs pending

Tabletop Nanometer Extreme Ultraviolet Imaging in an Extended Reflection Mode using Coherent Fresnel Ptychography

Bosheng Zhang, Daniel E. Adams, Dennis F. Gardner, Elisabeth R. Shanblatt, Henry C. Kapteyn, Margaret M. Murnane, Matthew D. Seaberg

arxiv:1312.2049 v1 · 2013-12-07 · 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{4OF2JKVFJ5TCBI6D3JH7LWCJGU}

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	2026-05-18T03:05:17.496184Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e38ba4aaa54f6620a3c3da4ff5d8493533a580545c5bfe99cb8c17382aa89732

Aliases

arxiv: 1312.2049 · arxiv_version: 1312.2049v1 · doi: 10.48550/arxiv.1312.2049 · pith_short_12: 4OF2JKVFJ5TC · pith_short_16: 4OF2JKVFJ5TCBI6D · pith_short_8: 4OF2JKVF

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/4OF2JKVFJ5TCBI6D3JH7LWCJGU \
  | 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: e38ba4aaa54f6620a3c3da4ff5d8493533a580545c5bfe99cb8c17382aa89732

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34dfcc1e9f12d1dc70a26bb70013bb066e19864a4e959100aa9f8b1afcf5e98c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-12-07T01:48:57Z",
    "title_canon_sha256": "712eb9167dd8221d201b41754258baae9d74001e54b13a905e471e538a6de0d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.2049",
    "kind": "arxiv",
    "version": 1
  }
}