Pith Number

pith:HXNDJG6Y

pith:2010:HXNDJG6YUZNLLYQAFR6JLSZ33E

not attested not anchored not stored refs pending

On signal and extraneous roots in Singular Spectrum Analysis

Konstantin Usevich

arxiv:1006.3436 v1 · 2010-06-17 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HXNDJG6YUZNLLYQAFR6JLSZ33E}

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	2026-05-18T03:31:41.966047Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3dda349bd8a65ab5e2002c7c95cb3bd908593043840c25e8cc1ded3d9e49972b

Aliases

arxiv: 1006.3436 · arxiv_version: 1006.3436v1 · doi: 10.48550/arxiv.1006.3436 · pith_short_12: HXNDJG6YUZNL · pith_short_16: HXNDJG6YUZNLLYQA · pith_short_8: HXNDJG6Y

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/HXNDJG6YUZNLLYQAFR6JLSZ33E \
  | 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: 3dda349bd8a65ab5e2002c7c95cb3bd908593043840c25e8cc1ded3d9e49972b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e0d8f0b10161dca1445bfbeea10ad35bd730d383c5ca81c211c6ba44c994a362",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2010-06-17T11:47:50Z",
    "title_canon_sha256": "1d2dbe6b5e43a8f80f2387817f19aad81d19b61a5db8af1dc6457cdf268ce2d5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1006.3436",
    "kind": "arxiv",
    "version": 1
  }
}