Pith Number

pith:UWRBWW76

pith:2021:UWRBWW76CTI43IBHW7FJCGEKIU

not attested not anchored not stored refs pending

Orientation effect on the ligh curve shape of periodic methanol maser sources

D.J. van der Walt, J. Morgan, J.O.Chibueze, Q. Zhang

arxiv:2107.13835 v1 · 2021-07-29 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UWRBWW76CTI43IBHW7FJCGEKIU}

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	2026-07-05T03:04:56.436867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5a21b5bfe14d1cda027b7ca91188a452396a9a165216624a8968236c395da8e

Aliases

arxiv: 2107.13835 · arxiv_version: 2107.13835v1 · doi: 10.48550/arxiv.2107.13835 · pith_short_12: UWRBWW76CTI4 · pith_short_16: UWRBWW76CTI43IBH · pith_short_8: UWRBWW76

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/UWRBWW76CTI43IBHW7FJCGEKIU \
  | 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: a5a21b5bfe14d1cda027b7ca91188a452396a9a165216624a8968236c395da8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b5346d86b3ed4a40a9fa5276b579e5a4d872a8f45e8a8dcd38d2d4e7ba9e29d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-07-29T08:57:02Z",
    "title_canon_sha256": "9802174b83e90bd8347f9cd5b87547b25c622cbec6e782435755f6829379030f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.13835",
    "kind": "arxiv",
    "version": 1
  }
}