Pith Number

pith:5ZKG3MNR

pith:2021:5ZKG3MNRA2BVCPYHYVPVRD6GOF

not attested not anchored not stored refs pending

An Analysis of X-Ray Hardness Ratios Between Asynchronous and Non-Asynchronous Polars

Aarran Shaw (University of Nevada-Reno), Arash Bahramian (Curtin University), Craig Heinke (University of Alberta), Eric Masington, Liliana Rivera Sandoval, Thomas J. Maccarone (Texas Tech University)

arxiv:2107.03328 v1 · 2021-07-07 · astro-ph.HE · 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{5ZKG3MNRA2BVCPYHYVPVRD6GOF}

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	2026-07-05T02:56:02.880352Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ee546db1b10683513f07c55f588fc6717b8c71427dba1cb2c02c7507b3c208d8

Aliases

arxiv: 2107.03328 · arxiv_version: 2107.03328v1 · doi: 10.48550/arxiv.2107.03328 · pith_short_12: 5ZKG3MNRA2BV · pith_short_16: 5ZKG3MNRA2BVCPYH · pith_short_8: 5ZKG3MNR

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/5ZKG3MNRA2BVCPYHYVPVRD6GOF \
  | 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: ee546db1b10683513f07c55f588fc6717b8c71427dba1cb2c02c7507b3c208d8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a42758b1b157a13deb2709704f2f8bf1c836da82d68a501b24a8f240ee79c3af",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2021-07-07T16:11:41Z",
    "title_canon_sha256": "81a12450036fd77e94b5c2efbad567e4801e58cdd22c7be70247bf26e376d4fc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.03328",
    "kind": "arxiv",
    "version": 1
  }
}