Pith Number

pith:6WHRAG2F

pith:2022:6WHRAG2F6LJHQLQ524UL6YJYR5

not attested not anchored not stored refs pending

Automated Optical Inspection of FAST's Reflector Surface using Drones and Computer Vision

Feng Mu, Hui Li, Jianan Li, Liqiang Song, Peiran Peng, Peng Jiang, Shenwang Jiang, Tingfa Xu

arxiv:2212.09039 v1 · 2022-12-18 · 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{6WHRAG2F6LJHQLQ524UL6YJYR5}

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	2026-07-05T05:26:17.357486Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f58f101b45f2d2782e1dd728bf61388f4736deee73c2eedd6a4f81b54291ccfd

Aliases

arxiv: 2212.09039 · arxiv_version: 2212.09039v1 · doi: 10.48550/arxiv.2212.09039 · pith_short_12: 6WHRAG2F6LJH · pith_short_16: 6WHRAG2F6LJHQLQ5 · pith_short_8: 6WHRAG2F

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/6WHRAG2F6LJHQLQ524UL6YJYR5 \
  | 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: f58f101b45f2d2782e1dd728bf61388f4736deee73c2eedd6a4f81b54291ccfd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4182cd990152ca69f9dc91d35200eecee9e30935abe27771e8f59ccf6dd64018",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-12-18T08:34:05Z",
    "title_canon_sha256": "e7ab2a28a72ccfe21a4c79205dcb980dce61b7c091bef5e1d2b18e45729f2fa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.09039",
    "kind": "arxiv",
    "version": 1
  }
}