Pith Number

pith:ON6COUOT

pith:2007:ON6COUOTSXEFGOYC2BU2W365VU

not attested not anchored not stored refs pending

The Standing Wave Phenomenon in Radio Telescopes; Frequency Modulation of the WSRT Primary Beam

Attila Popping, Robert Braun

arxiv:0712.2303 v1 · 2007-12-14 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ON6COUOTSXEFGOYC2BU2W365VU}

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	2026-07-04T17:07:14.692431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

737c2751d395c8533b02d069ab6fddad2ef48018cb10412759259a5082502e38

Aliases

arxiv: 0712.2303 · arxiv_version: 0712.2303v1 · doi: 10.48550/arxiv.0712.2303 · pith_short_12: ON6COUOTSXEF · pith_short_16: ON6COUOTSXEFGOYC · pith_short_8: ON6COUOT

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/ON6COUOTSXEFGOYC2BU2W365VU \
  | 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: 737c2751d395c8533b02d069ab6fddad2ef48018cb10412759259a5082502e38

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50ecd8dc5f74fe986e96ab5825d1ff2b4d6507d8ed62276b2bd059836b3ca788",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-12-14T09:24:46Z",
    "title_canon_sha256": "e5fa2af618e7f8a82da517fbb8d577e2b2afc410aa0a608dce4d82c3caa3cbf4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0712.2303",
    "kind": "arxiv",
    "version": 1
  }
}