Pith Number

pith:UPQNWNNU

pith:2019:UPQNWNNUUQPLZO2YCVU7W6ECJQ

not attested not anchored not stored refs pending

A 21 cm pilot survey for pulsars and transients using the Focal L-Band Array for the Green Bank Telescope

B. Jeffs, D. Agarwal, D. A. Roshi, D. J. Pisano, D. R. Lorimer, K. F. Warnick, K. M. Rajwade, M. A. McLaughlin, M. Ruzindana, N. M. Pingel

arxiv:1908.02690 v1 · 2019-08-07 · astro-ph.HE · 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{UPQNWNNUUQPLZO2YCVU7W6ECJQ}

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	2026-07-04T23:58:53.511264Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3e0db35b4a41ebcbb581569fb78824c3fa3dac343056bee2acd44eee22180d0

Aliases

arxiv: 1908.02690 · arxiv_version: 1908.02690v1 · doi: 10.48550/arxiv.1908.02690 · pith_short_12: UPQNWNNUUQPL · pith_short_16: UPQNWNNUUQPLZO2Y · pith_short_8: UPQNWNNU

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/UPQNWNNUUQPLZO2YCVU7W6ECJQ \
  | 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: a3e0db35b4a41ebcbb581569fb78824c3fa3dac343056bee2acd44eee22180d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f6639751cc068ba63dd122546fe72c00b355699cf9ccd8f2819bbc4270200b4",
    "cross_cats_sorted": [
      "astro-ph.IM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-07T15:54:31Z",
    "title_canon_sha256": "8fff161e97cf2f984a705ff947b1af51f987bad35418742e3d0b7ad3dfd4c49a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.02690",
    "kind": "arxiv",
    "version": 1
  }
}