Pith Number

pith:CMPSAHN5

pith:2001:CMPSAHN5HSNDA5FYKZZ5YKAG32

not attested not anchored not stored refs pending

Decametric AGNs: FIRST and NVSS maps and radio spectra

Apdo., Heinz Andernach (2) ((1) Special astrophysical observatory, Mexico), Natalia V. Verkhodanova (1), Nizhnij Arkhyz, Oleg V. Verkhodanov (1), Russia; (2) Depto. de Astronom\'ia, Univ. Guanajuato

arxiv:astro-ph/0112143 v1 · 2001-12-06 · 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{CMPSAHN5HSNDA5FYKZZ5YKAG32}

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	2026-05-18T01:09:10.818044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

131f201dbd3c9a3074b85673dc2806de863c7a6e0f3112da3ab2dcc46a8b8d55

Aliases

arxiv: astro-ph/0112143 · arxiv_version: astro-ph/0112143v1 · doi: 10.48550/arxiv.astro-ph/0112143 · pith_short_12: CMPSAHN5HSND · pith_short_16: CMPSAHN5HSNDA5FY · pith_short_8: CMPSAHN5

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/CMPSAHN5HSNDA5FYKZZ5YKAG32 \
  | 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: 131f201dbd3c9a3074b85673dc2806de863c7a6e0f3112da3ab2dcc46a8b8d55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "960a0c1804d36f19f6725995dcd65a44dfbdd340c453c5fd94fbfc7f4878043d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-12-06T14:10:04Z",
    "title_canon_sha256": "dbfc78d637b59b9bb17801861fcb136184ece856d2a60ed80c410871cf99276a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0112143",
    "kind": "arxiv",
    "version": 1
  }
}