Pith Number

pith:AXPD3UD4

pith:2025:AXPD3UD4PJFFPIYEXWNO7B62DY

not attested not anchored not stored refs pending

Optics for broadband x-ray ptychography

Darren Batey, Matthieu Boone, Silvia Cipiccia, Wiebe Stolp

arxiv:2508.16953 v1 · 2025-08-23 · physics.optics · physics.ins-det

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AXPD3UD4PJFFPIYEXWNO7B62DY}

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	2026-07-05T11:58:07.011498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

05de3dd07c7a4a57a304bd9aef87da1e0101027d2126a73c3c6aae6c1ae17a30

Aliases

arxiv: 2508.16953 · arxiv_version: 2508.16953v1 · doi: 10.48550/arxiv.2508.16953 · pith_short_12: AXPD3UD4PJFF · pith_short_16: AXPD3UD4PJFFPIYE · pith_short_8: AXPD3UD4

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/AXPD3UD4PJFFPIYEXWNO7B62DY \
  | 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: 05de3dd07c7a4a57a304bd9aef87da1e0101027d2126a73c3c6aae6c1ae17a30

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "535463d75826b2c9ae5ddf2cb89512ab48d9c5e9f93f2a2a868765e23a6d5d1a",
    "cross_cats_sorted": [
      "physics.ins-det"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-08-23T08:56:00Z",
    "title_canon_sha256": "656ade5d0e5b2f8d7fb7e2505a3724238f34194882ddf1f8d3912221bfd6f5b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.16953",
    "kind": "arxiv",
    "version": 1
  }
}