Pith Number

pith:3QRDFN7E

pith:2021:3QRDFN7EP6Q4NDLKV2JUZ7FOPC

not attested not anchored not stored refs pending

Dual Polarization Measurements of MWA Beampatterns at 137 MHz

A. Chokshi, A. McPhail, A. Williams, D. Kenney, D. Ung, J. L. B. Line, N. Barry, R. L. Webster

arxiv:2102.00402 v1 · 2021-01-31 · 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{3QRDFN7EP6Q4NDLKV2JUZ7FOPC}

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	2026-07-05T02:11:11.266281Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc2232b7e47fa1c68d6aae934cfcae788a178fabf1414f6999990176a9e99c14

Aliases

arxiv: 2102.00402 · arxiv_version: 2102.00402v1 · doi: 10.48550/arxiv.2102.00402 · pith_short_12: 3QRDFN7EP6Q4 · pith_short_16: 3QRDFN7EP6Q4NDLK · pith_short_8: 3QRDFN7E

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/3QRDFN7EP6Q4NDLKV2JUZ7FOPC \
  | 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: dc2232b7e47fa1c68d6aae934cfcae788a178fabf1414f6999990176a9e99c14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c5692889bcb75c25809907d85040dfc9267598a7b7fbd8550130da21202ee95",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2021-01-31T07:26:02Z",
    "title_canon_sha256": "d0ffd38a8f5e3dba35660f330c9ed05ec86f7b580d6c55bb1726d35c0bb75cf5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.00402",
    "kind": "arxiv",
    "version": 1
  }
}