Pith Number

pith:TRR5QKHF

pith:2025:TRR5QKHFMDZQNXIXD7N23RPZC3

not attested not anchored not stored refs pending

Variable zoom digital in-line holographic microscopy

Javier Garcia, Maciej Trusiak, Martin Sanz, Vicente Mico

arxiv:2501.09570 v1 · 2025-01-16 · 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{TRR5QKHFMDZQNXIXD7N23RPZC3}

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	2026-07-05T10:01:49.164727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9c63d828e560f306dd171fdbadc5f916c9e1314efe3f95325d2b969a474e89c9

Aliases

arxiv: 2501.09570 · arxiv_version: 2501.09570v1 · doi: 10.48550/arxiv.2501.09570 · pith_short_12: TRR5QKHFMDZQ · pith_short_16: TRR5QKHFMDZQNXIX · pith_short_8: TRR5QKHF

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/TRR5QKHFMDZQNXIXD7N23RPZC3 \
  | 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: 9c63d828e560f306dd171fdbadc5f916c9e1314efe3f95325d2b969a474e89c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d7d6ba8d6656ecf4bd4721c24d8e51616557b74b275c0dbd266d650523d2d364",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-01-16T14:44:27Z",
    "title_canon_sha256": "339bd9bd10d82da15dc5aaad0a1c8d739c525a0271e94e7a48ffe4a6381fb1f7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09570",
    "kind": "arxiv",
    "version": 1
  }
}