Pith Number

pith:QXN4VVYA

pith:2022:QXN4VVYALWMWDTUK2YZ46OY35R

not attested not anchored not stored refs pending

A geometry method for LED mapping

Junlin Huang, Shangsheng Wen, Weipeng Guan

arxiv:2210.13031 v2 · 2022-10-24 · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QXN4VVYALWMWDTUK2YZ46OY35R}

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	2026-07-05T05:11:25.243448Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85dbcad7005d9961ce8ad633cf3b1bec4545c0b17d8e6787c22eb1dd77c485e4

Aliases

arxiv: 2210.13031 · arxiv_version: 2210.13031v2 · doi: 10.48550/arxiv.2210.13031 · pith_short_12: QXN4VVYALWMW · pith_short_16: QXN4VVYALWMWDTUK · pith_short_8: QXN4VVYA

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/QXN4VVYALWMWDTUK2YZ46OY35R \
  | 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: 85dbcad7005d9961ce8ad633cf3b1bec4545c0b17d8e6787c22eb1dd77c485e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "415048c3d3a04cad283f73d696501167d25719d7534d75fdebc653f2059d126c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.IV",
    "submitted_at": "2022-10-24T08:28:18Z",
    "title_canon_sha256": "21d158be5ffef2caf0464fef1e034e3457666ea3408bb3f8601ff01848f5a781"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2210.13031",
    "kind": "arxiv",
    "version": 2
  }
}