Pith Number

pith:I7D57VK6

pith:2018:I7D57VK6HJEXAUO3PCHUIDSW4B

not attested not anchored not stored refs pending

Shifting Maximum Eigenvalue Detection in Low SNR Environment

Lin Zheng, Qing Feng, Robert C. Qiu, Xuebin Li

arxiv:1802.10325 v2 · 2018-02-28 · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{I7D57VK6HJEXAUO3PCHUIDSW4B}

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	2026-05-18T00:20:01.914002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

47c7dfd55e3a497051db788f440e56e048ebfba7ea6b3a2626261a7e82800995

Aliases

arxiv: 1802.10325 · arxiv_version: 1802.10325v2 · doi: 10.48550/arxiv.1802.10325 · pith_short_12: I7D57VK6HJEX · pith_short_16: I7D57VK6HJEXAUO3 · pith_short_8: I7D57VK6

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/I7D57VK6HJEXAUO3PCHUIDSW4B \
  | 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: 47c7dfd55e3a497051db788f440e56e048ebfba7ea6b3a2626261a7e82800995

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7a442c72bcec90567830eb536ea2e9da8bbbb32f48ef729c380fb7119b6a67f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "eess.SP",
    "submitted_at": "2018-02-28T09:42:11Z",
    "title_canon_sha256": "e2612a9fbdf7a0e0cb7f39c2fdf3cf080f523b54821174dda553bf28d16a1589"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10325",
    "kind": "arxiv",
    "version": 2
  }
}