Pith Number

pith:SGRR2RCZ

pith:2015:SGRR2RCZLBRPB6WXTZSCGVAXWF

not attested not anchored not stored refs pending

Combining Functional Data Registration and Factor Analysis

Cecilia Earls, Giles Hooker

arxiv:1502.00587 v2 · 2015-02-02 · 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{SGRR2RCZLBRPB6WXTZSCGVAXWF}

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	2026-05-18T01:55:59.668356Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91a31d44595862f0fad79e64235417b14a092298859298672aced043396c711b

Aliases

arxiv: 1502.00587 · arxiv_version: 1502.00587v2 · doi: 10.48550/arxiv.1502.00587 · pith_short_12: SGRR2RCZLBRP · pith_short_16: SGRR2RCZLBRPB6WX · pith_short_8: SGRR2RCZ

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/SGRR2RCZLBRPB6WXTZSCGVAXWF \
  | 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: 91a31d44595862f0fad79e64235417b14a092298859298672aced043396c711b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9cc3c7e3821a8ea18655ab6281853e6563ad847b2c9bab5fa353b6ece47ccd4a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-02-02T19:19:50Z",
    "title_canon_sha256": "237b6176562b8130e1a191a91acfa6b57c2444fdf67e12e1e247a5e9a142910f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.00587",
    "kind": "arxiv",
    "version": 2
  }
}