Pith Number

pith:RGFYCVKD

pith:2021:RGFYCVKDR5LDOX745HDFMK3FOH

not attested not anchored not stored refs pending

Multi-Block Sparse Functional Principal Components Analysis for Longitudinal Microbiome Multi-Omics Data

Austin D. Swafford, Chris Elrod, Jane J. Kim, Lingjing Jiang, Rob Knight, Wesley K. Thompson

arxiv:2102.00067 v2 · 2021-01-29 · 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{RGFYCVKDR5LDOX745HDFMK3FOH}

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	2026-07-05T02:13:22.349309Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

898b8155438f56375ffce9c6562b6571cf10580768e2e4e3d0d2f1ebb7760078

Aliases

arxiv: 2102.00067 · arxiv_version: 2102.00067v2 · doi: 10.48550/arxiv.2102.00067 · pith_short_12: RGFYCVKDR5LD · pith_short_16: RGFYCVKDR5LDOX74 · pith_short_8: RGFYCVKD

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/RGFYCVKDR5LDOX745HDFMK3FOH \
  | 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: 898b8155438f56375ffce9c6562b6571cf10580768e2e4e3d0d2f1ebb7760078

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f6fd67b9828cd67db8b99c31eb2180bb7b6b9a59216a41e422310c2bda7e54d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-01-29T21:05:25Z",
    "title_canon_sha256": "59a668a6bea04d07eaab4d005984c8375987c3e87fa214b5d362d098aa60048a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.00067",
    "kind": "arxiv",
    "version": 2
  }
}