Pith Number

pith:5GOZY4LB

pith:2022:5GOZY4LBCUUVTTBE3W3NEFIO33

not attested not anchored not stored refs pending

Fast fluorescence lifetime imaging analysis via extreme learning machine

David Day Uei Li, Dong Xiao, Quan Wang, Wujun Xie, Yu Chen, Zhenya Zang, Zinuo Li

arxiv:2203.13754 v1 · 2022-03-25 · physics.bio-ph · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5GOZY4LBCUUVTTBE3W3NEFIO33}

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	2026-07-05T04:08:35.694115Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e99d9c7161152959cc24ddb6d2150edef4babfc53872be7ea732f70da768e82f

Aliases

arxiv: 2203.13754 · arxiv_version: 2203.13754v1 · doi: 10.48550/arxiv.2203.13754 · pith_short_12: 5GOZY4LBCUUV · pith_short_16: 5GOZY4LBCUUVTTBE · pith_short_8: 5GOZY4LB

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/5GOZY4LBCUUVTTBE3W3NEFIO33 \
  | 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: e99d9c7161152959cc24ddb6d2150edef4babfc53872be7ea732f70da768e82f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ff11b03ec6981f85f37e88d4dd37699e72850b0db7db64f3d2536b5a5ab795eb",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2022-03-25T16:34:51Z",
    "title_canon_sha256": "a3c5e0ba38429115b520685068a34d7719d2e089e271aed4d3e04f8a39f686e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.13754",
    "kind": "arxiv",
    "version": 1
  }
}