Pith Number

pith:A5TQ3NRL

pith:2021:A5TQ3NRLCODQSW4WGNNGPQ47OS

not attested not anchored not stored refs pending

Estimation of transmitted wavefronts at defocused positions in a broad bandwidth range

Chan Li, Dahai Yu, Fang Wang, Haoyu Wang, Qiyuan Zhang, Sen Han, Songlin Zhuang, Yanhui Kang, Yiming Zhu, Yongjin Zhu

arxiv:2101.04299 v2 · 2021-01-12 · 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{A5TQ3NRLCODQSW4WGNNGPQ47OS}

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	2026-07-05T02:16:52.498224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

07670db62b1387095b96335a67c39f749538cdc44be8ff2d01dc85b693436baf

Aliases

arxiv: 2101.04299 · arxiv_version: 2101.04299v2 · doi: 10.48550/arxiv.2101.04299 · pith_short_12: A5TQ3NRLCODQ · pith_short_16: A5TQ3NRLCODQSW4W · pith_short_8: A5TQ3NRL

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/A5TQ3NRLCODQSW4WGNNGPQ47OS \
  | 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: 07670db62b1387095b96335a67c39f749538cdc44be8ff2d01dc85b693436baf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e5254856d3a2d30a98a7e23ad65cf061c14d16ef44d32387c4428ab66f295d8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-01-12T05:18:35Z",
    "title_canon_sha256": "9ba2c800af167f43a82d043c4200813ff281f34dcd0ca08d459a9173042cad00"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.04299",
    "kind": "arxiv",
    "version": 2
  }
}