Pith Number

pith:4JJ5FL7F

pith:2021:4JJ5FL7FG3WXKD32UDA3DQUQBD

not attested not anchored not stored refs pending

In situ Performance of the Low Frequency Arrayfor Advanced ACTPol

Brian J. Koopman, Edward J. Wollack, Eve M.Vavagiakis, Gene C. Hilton, James A. Beall, Jason E. Austermann, Jason R. Stevens, Jeff McMahon, Joel N. Ullom, Johannes Hubmay, Joseph E. Golec, Kevin T. Crowley, LymanA. Page, Maria Salatino, Marius Lungu, Matthew Hasselfield, Michael D. Niemack, Nicholas F. Cothard, Sarah Marie Bruno, Sara M. Simon, Shannon M. Duff, Shuay-Pwu Patty Ho, Steve K. Choi, Suzanne T. Staggs, Yaqiong Li, Yuhan Wang, Zhilei Xu

arxiv:2101.02658 v2 · 2021-01-07 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4JJ5FL7FG3WXKD32UDA3DQUQBD}

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	2026-07-05T02:44:53.515000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e253d2afe536ed750f7aa0c1b1c29008d5d711ee1e8cde41c4bd041883ba3c6a

Aliases

arxiv: 2101.02658 · arxiv_version: 2101.02658v2 · doi: 10.48550/arxiv.2101.02658 · pith_short_12: 4JJ5FL7FG3WX · pith_short_16: 4JJ5FL7FG3WXKD32 · pith_short_8: 4JJ5FL7F

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/4JJ5FL7FG3WXKD32UDA3DQUQBD \
  | 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: e253d2afe536ed750f7aa0c1b1c29008d5d711ee1e8cde41c4bd041883ba3c6a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e9031ce23412b15057f5cf79d3b196d6850ac598c2ef6d36318bfe76ef94804e",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-01-07T18:01:30Z",
    "title_canon_sha256": "61bafca2c9f4c6f2690f492c8a5507c6e7a0b5183024783adc004fb3f56976d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.02658",
    "kind": "arxiv",
    "version": 2
  }
}