Pith Number

pith:SHUYDUGF

pith:2022:SHUYDUGFAAODV46KOQBK5SNRYH

not attested not anchored not stored refs pending

Infinite quantum signal processing

Hongkang Ni, Jiasu Wang, Lin Lin, Yulong Dong

arxiv:2209.10162 v3 · 2022-09-21 · quant-ph · cs.NA · math.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SHUYDUGFAAODV46KOQBK5SNRYH}

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	2026-07-05T09:47:20.030292Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91e981d0c5001c3af3ca7402aec9b1c1e8bbcbc4e38f09099f67b99f45aa71ff

Aliases

arxiv: 2209.10162 · arxiv_version: 2209.10162v3 · doi: 10.48550/arxiv.2209.10162 · pith_short_12: SHUYDUGFAAOD · pith_short_16: SHUYDUGFAAODV46K · pith_short_8: SHUYDUGF

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/SHUYDUGFAAODV46KOQBK5SNRYH \
  | 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: 91e981d0c5001c3af3ca7402aec9b1c1e8bbcbc4e38f09099f67b99f45aa71ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ca5494d1c7bdf71543b8f67ea44598f90c2a3eb46b6b877c9f2d525b7dd008c",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2022-09-21T07:50:26Z",
    "title_canon_sha256": "dc6a2dc7f62ed5bd94f1dfbe075c1463e36a9d5cadc092898c35f2ee2e1a9885"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.10162",
    "kind": "arxiv",
    "version": 3
  }
}