Pith Number

pith:KYP4LXAS

pith:2009:KYP4LXASNVKEQUUFY5G2G7JAXK

not attested not anchored not stored refs pending

High Frequency GPS sources in the AT20G Survey

P. J. Hancock

arxiv:0901.4592 v1 · 2009-01-29 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KYP4LXASNVKEQUUFY5G2G7JAXK}

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.

Cited by

1 paper in Pith

Measurements of magnetic fields in circumnuclear matter with the SKA telescopes

Receipt and verification

First computed	2026-07-04T17:14:19.103691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

561fc5dc126d54485285c74da37d20ba8eaa4b8d86085926ec376e6b9c442a34

Aliases

arxiv: 0901.4592 · arxiv_version: 0901.4592v1 · doi: 10.48550/arxiv.0901.4592 · pith_short_12: KYP4LXASNVKE · pith_short_16: KYP4LXASNVKEQUUF · pith_short_8: KYP4LXAS

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/KYP4LXASNVKEQUUFY5G2G7JAXK \
  | 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: 561fc5dc126d54485285c74da37d20ba8eaa4b8d86085926ec376e6b9c442a34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2d8e023d3708fed243cc9a48e6b522c0d84cc2b4731d1d77c9d136f172832e0f",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2009-01-29T02:08:55Z",
    "title_canon_sha256": "1895f334c21bfc0a7c712334174ab3464036ff04801f0eeffe32ad633d4d4918"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4592",
    "kind": "arxiv",
    "version": 1
  }
}