Pith Number

pith:B5I4CDFT

pith:2011:B5I4CDFTNOXSIQ6ZXE7ZX3TYZJ

not attested not anchored not stored refs pending

Periodic Variability of Low-Mass Stars in SDSS Stripe 82

A.A. West, A.C. Becker, A.F Kowalski, B. Sesar, J.J. Bochanski, S.L. Hawley, \v{Z} Ivezi\'c

arxiv:1102.1387 v1 · 2011-02-07 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B5I4CDFTNOXSIQ6ZXE7ZX3TYZJ}

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	2026-05-18T02:03:15.780235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f51c10cb36baf2443d9b93f9bee78ca5ef1ea51b5529f9a8687b570b7b99ee4

Aliases

arxiv: 1102.1387 · arxiv_version: 1102.1387v1 · doi: 10.48550/arxiv.1102.1387 · pith_short_12: B5I4CDFTNOXS · pith_short_16: B5I4CDFTNOXSIQ6Z · pith_short_8: B5I4CDFT

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/B5I4CDFTNOXSIQ6ZXE7ZX3TYZJ \
  | 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: 0f51c10cb36baf2443d9b93f9bee78ca5ef1ea51b5529f9a8687b570b7b99ee4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23ddeb8c2a42bfbbb900034a3189ff9406386dc097d3ad1c5139ee408edc31b2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-07T18:36:11Z",
    "title_canon_sha256": "a7fca5300cf42783c3313972e0ce16c2f408bbe4424d8144a9744bf09e0b2dcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.1387",
    "kind": "arxiv",
    "version": 1
  }
}