Pith Number

pith:LTTI5WTQ

pith:2001:LTTI5WTQDKEMT2ZLG2M3NTKFK2

not attested not anchored not stored refs pending

A radio continuum survey of the southern sky at 1420 MHz. Observations and data reduction

(2) MPI fuer Radioastronomie, A.J. Sanz (1) ((1) Instituto Argentino de Radioastronomia, Argentina, Bonn, E.E. Hurrel (1), F. R. Colomb (1), Germany), J.A. Bava (1), J.C. Testori (1), J.J. Larrarte (1), P. Reich (2), W. Reich (2)

arxiv:astro-ph/0101322 v1 · 2001-01-18 · 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{LTTI5WTQDKEMT2ZLG2M3NTKFK2}

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

Constraints on Primordial Black Holes from Galactic Diffuse Synchrotron Emissions

Receipt and verification

First computed	2026-07-04T16:22:35.602102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ce68eda701a88c9eb2b3699b6cd4556ad3db87ce3d80f88e3ac228c4dcd5375

Aliases

arxiv: astro-ph/0101322 · arxiv_version: astro-ph/0101322v1 · doi: 10.48550/arxiv.astro-ph/0101322 · pith_short_12: LTTI5WTQDKEM · pith_short_16: LTTI5WTQDKEMT2ZL · pith_short_8: LTTI5WTQ

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/LTTI5WTQDKEMT2ZLG2M3NTKFK2 \
  | 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: 5ce68eda701a88c9eb2b3699b6cd4556ad3db87ce3d80f88e3ac228c4dcd5375

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17f751b642b3e6471341b14a64669572401f36428116b252dfd8ea743414fee0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-01-18T09:47:01Z",
    "title_canon_sha256": "42791910f73d31498c257d36759a2a61981560f1f4f276b261cce5632f9d9fcb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0101322",
    "kind": "arxiv",
    "version": 1
  }
}