Pith Number

pith:GVBQZZ7W

pith:2025:GVBQZZ7WPJ64AM657H64GRYI6O

not attested not anchored not stored refs pending

Unsupervised Learning for Feature Extraction and Temporal Alignment of 3D+t Point Clouds of Zebrafish Embryos

Ina Laube, Johannes Stegmaier, Zhu Chen

arxiv:2502.06543 v1 · 2025-02-10 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GVBQZZ7WPJ64AM657H64GRYI6O}

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	2026-07-05T10:12:08.241258Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35430ce7f67a7dc033ddf9fdc34708f38986b417ab4c59bc5776848d62669bd3

Aliases

arxiv: 2502.06543 · arxiv_version: 2502.06543v1 · doi: 10.48550/arxiv.2502.06543 · pith_short_12: GVBQZZ7WPJ64 · pith_short_16: GVBQZZ7WPJ64AM65 · pith_short_8: GVBQZZ7W

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/GVBQZZ7WPJ64AM657H64GRYI6O \
  | 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: 35430ce7f67a7dc033ddf9fdc34708f38986b417ab4c59bc5776848d62669bd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa4eed9854e92b0eff1fc149dc19fa4609ae14945eece87dc561e7c78626ab73",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-02-10T15:09:29Z",
    "title_canon_sha256": "1537339f54c91303163b963b47c62a1d7b38e820284080527a4dd2d995ddf12b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06543",
    "kind": "arxiv",
    "version": 1
  }
}