Pith Number

pith:L5HCKVRA

pith:2001:L5HCKVRAXWSA6RGSLFALQ3XFFE

not attested not anchored not stored refs pending

The Very Small Array

Angela C. Taylor

arxiv:astro-ph/0109343 v1 · 2001-09-20 · 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{L5HCKVRAXWSA6RGSLFALQ3XFFE}

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	2026-05-18T04:33:37.905564Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f4e255620bda40f44d25940b86ee5290601e35b292ae5dc40b2db6bc64d808c

Aliases

arxiv: astro-ph/0109343 · arxiv_version: astro-ph/0109343v1 · doi: 10.48550/arxiv.astro-ph/0109343 · pith_short_12: L5HCKVRAXWSA · pith_short_16: L5HCKVRAXWSA6RGS · pith_short_8: L5HCKVRA

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/L5HCKVRAXWSA6RGSLFALQ3XFFE \
  | 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: 5f4e255620bda40f44d25940b86ee5290601e35b292ae5dc40b2db6bc64d808c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fff14c2f8159769b7ab97a8349a991f7ab534f8caa9a29f98441ec968c15004",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-09-20T15:07:44Z",
    "title_canon_sha256": "70f976fc45e713160dae61c173f382aa02495a24777d829cd42e6bfb5c9b1024"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0109343",
    "kind": "arxiv",
    "version": 1
  }
}