Pith Number

pith:QVBHE4BQ

pith:2025:QVBHE4BQS3V62UDSR55YKVSEWE

not attested not anchored not stored refs pending

Self-localized ultrafast pencil beam for volumetric multiphoton imaging

Federico Presutti, Francesca Michela Pramotton, Honghao Cao, Kunzan Liu, Li-Yu Yu, Roger D. Kamm, Sarah Spitz, Sixian You, Subhash Kulkarni, Zhengyu Zhang

arxiv:2504.11618 v2 · 2025-04-15 · 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{QVBHE4BQS3V62UDSR55YKVSEWE}

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	2026-07-05T11:33:23.051383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

854272703096ebed50728f7b855644b105d085ce043e91746f5f9c714d36849c

Aliases

arxiv: 2504.11618 · arxiv_version: 2504.11618v2 · doi: 10.48550/arxiv.2504.11618 · pith_short_12: QVBHE4BQS3V6 · pith_short_16: QVBHE4BQS3V62UDS · pith_short_8: QVBHE4BQ

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/QVBHE4BQS3V62UDSR55YKVSEWE \
  | 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: 854272703096ebed50728f7b855644b105d085ce043e91746f5f9c714d36849c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a829984745708c77cfb272d5f8810f8bdf33267774af18443274cdae5acf5ebe",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2025-04-15T21:13:52Z",
    "title_canon_sha256": "40ef980c6e75ee5ee72715f62834dd84cefe631de9a749651633299b4e1a2e2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.11618",
    "kind": "arxiv",
    "version": 2
  }
}