Pith Number

pith:PEOHDNVI

pith:2016:PEOHDNVITABWJNVLBUJODT3X4G

not attested not anchored not stored refs pending

Multi-Mode and Non-Standard Classical Cepheids in the Magellanic System

A. Udalski, D. Skowron, G. Pietrzynski, I. Soszynski, J. Skowron, K. Ulaczyk, L. Wyrzykowski, M. K. Szymanski, M. Pawlak, P. Mroz, P. Pietrukowicz, R. Poleski, S. Kozlowski

arxiv:1601.02020 v2 · 2016-01-08 · 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{PEOHDNVITABWJNVLBUJODT3X4G}

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	2026-05-18T01:22:16.325075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

791c71b6a8980364b6ab0d12e1cf77e1a368bf8f268bd46c3389f5d9672b4c9c

Aliases

arxiv: 1601.02020 · arxiv_version: 1601.02020v2 · doi: 10.48550/arxiv.1601.02020 · pith_short_12: PEOHDNVITABW · pith_short_16: PEOHDNVITABWJNVL · pith_short_8: PEOHDNVI

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/PEOHDNVITABWJNVLBUJODT3X4G \
  | 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: 791c71b6a8980364b6ab0d12e1cf77e1a368bf8f268bd46c3389f5d9672b4c9c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a639bddbb1f9714e2a88605efee9e5cef491a582d162f3259d4f9164d15a592c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-01-08T21:00:03Z",
    "title_canon_sha256": "5b61cbaa208584159f7e57add94afbd80a5f5c5506ab5111bdceb08c2c91b880"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02020",
    "kind": "arxiv",
    "version": 2
  }
}