Pith Number

pith:YTGZEXEC

pith:2019:YTGZEXEC7QNQRZPTSABKKW3H5T

not attested not anchored not stored refs pending

A Real-Time, All-Sky, High Time Resolution, Direct Imager for the Long Wavelength Array

Adam Beardsley, Greg Taylor, James Kent, Jayce Dowell, Judd Bowman, Nithyanandan Thyagarjan

arxiv:1904.11422 v1 · 2019-04-25 · 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{YTGZEXEC7QNQRZPTSABKKW3H5T}

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	2026-05-17T23:46:52.355768Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c4cd925c82fc1b08e5f39002a55b67ecc3518096df262a05d38cd94e5c8daffc

Aliases

arxiv: 1904.11422 · arxiv_version: 1904.11422v1 · doi: 10.48550/arxiv.1904.11422 · pith_short_12: YTGZEXEC7QNQ · pith_short_16: YTGZEXEC7QNQRZPT · pith_short_8: YTGZEXEC

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/YTGZEXEC7QNQRZPTSABKKW3H5T \
  | 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: c4cd925c82fc1b08e5f39002a55b67ecc3518096df262a05d38cd94e5c8daffc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f249be10cf12990c004a7dee421110f81f2ba9c2d38f8f13fdff17e512646e21",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-04-25T15:55:45Z",
    "title_canon_sha256": "63fca8cc5db025eaaf577c18374028deee86812791df61c0da90f847d65c4c8b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.11422",
    "kind": "arxiv",
    "version": 1
  }
}