Pith Number

pith:T56EWJWP

pith:2005:T56EWJWPZ3Q4SRIGBFQ4ZL5DGK

not attested not anchored not stored refs pending

The Leiden/Argentine/Bonn (LAB) Survey of Galactic HI: Final data release of the combined LDS and IAR surveys with improved stray-radiation corrections

(2) Sterrewacht Leiden, 3), (3) Nrao, 4), (4) Delft University of Technology, (5) Instituto Argentino de Radioastronomia, 6), (6) Facultad de Ciencias Astronomicas y Geofisicas, Dap Hartmann (2, E. Bajaja (5), E.M. Arnal (5, P.M.W. Kalberla (1), R. Morras (5, University of Bonn, UNLP), W.B. Burton (2, W.G.L. Poppel (5) ((1) Radioastronomisches Institut

arxiv:astro-ph/0504140 v1 · 2005-04-06 · 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{T56EWJWPZ3Q4SRIGBFQ4ZL5DGK}

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	2026-05-18T04:36:49.618059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9f7c4b26cfcee1c945060961ccafa332904d8059920ecdec76433407a686ccc5

Aliases

arxiv: astro-ph/0504140 · arxiv_version: astro-ph/0504140v1 · doi: 10.48550/arxiv.astro-ph/0504140 · pith_short_12: T56EWJWPZ3Q4 · pith_short_16: T56EWJWPZ3Q4SRIG · pith_short_8: T56EWJWP

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/T56EWJWPZ3Q4SRIGBFQ4ZL5DGK \
  | 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: 9f7c4b26cfcee1c945060961ccafa332904d8059920ecdec76433407a686ccc5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30bd89d4f0dd398c623df363eed7c747b1e3da2467e0ca1217afb790721e108d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-04-06T10:22:38Z",
    "title_canon_sha256": "bae573c2e1bd8b7cf4dcd0dc6b2c2f651ea6835ebfade1a7fe2d5af7ec7d6e76"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0504140",
    "kind": "arxiv",
    "version": 1
  }
}