Pith Number

pith:6R7PQPTN

pith:2017:6R7PQPTN7D3YNMVUSNHEOJR3GP

not attested not anchored not stored refs pending

Spectral-line Observations Using a Phased Array Feed on the Parkes Telescope

Aaron Chippendale, Jonghwan Rhee, Lister Staveley-Smith, Michael Kramer, Ron Ekers, Tobias Westmeier, Tristan Reynolds, Xinping Deng

arxiv:1709.05085 v1 · 2017-09-15 · 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{6R7PQPTN7D3YNMVUSNHEOJR3GP}

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	2026-05-18T00:30:41.378442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f47ef83e6df8f786b2b4934e47263b33f8227989148a1099fae5fa5c21b87776

Aliases

arxiv: 1709.05085 · arxiv_version: 1709.05085v1 · doi: 10.48550/arxiv.1709.05085 · pith_short_12: 6R7PQPTN7D3Y · pith_short_16: 6R7PQPTN7D3YNMVU · pith_short_8: 6R7PQPTN

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/6R7PQPTN7D3YNMVUSNHEOJR3GP \
  | 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: f47ef83e6df8f786b2b4934e47263b33f8227989148a1099fae5fa5c21b87776

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2481921f3dcc4a5900ce3ad0293d909dc3a3aa2b44764af2b2055656a0dc5f58",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-09-15T07:35:43Z",
    "title_canon_sha256": "20e8e3920a8ee7ab2e88d8ae36571b28d1d210dd33c4852ca5a77967c6b2dfe1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.05085",
    "kind": "arxiv",
    "version": 1
  }
}