Pith Number

pith:27QB2JRD

pith:2017:27QB2JRD2P5JMTWRXH2O73JHTY

not attested not anchored not stored refs pending

Kinematics and physical conditions of HI in nearby radio sources. The last survey of the old Westerbork Synthesis Radio Telescope

Filippo M. Maccagni, Katinka Ger\'eb, Natasha Maddox, Raffaella Morganti, Tom A. Oosterloo

arxiv:1705.00492 v1 · 2017-05-01 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{27QB2JRD2P5JMTWRXH2O73JHTY}

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	2026-05-18T00:38:53.160737Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d7e01d2623d3fa964ed1b9f4efed279e1ba801f507bb234943713a951384eb24

Aliases

arxiv: 1705.00492 · arxiv_version: 1705.00492v1 · doi: 10.48550/arxiv.1705.00492 · pith_short_12: 27QB2JRD2P5J · pith_short_16: 27QB2JRD2P5JMTWR · pith_short_8: 27QB2JRD

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/27QB2JRD2P5JMTWRXH2O73JHTY \
  | 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: d7e01d2623d3fa964ed1b9f4efed279e1ba801f507bb234943713a951384eb24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d82679af4d43494d6320f71d4711d96738067cd719c6a8020fd94788ef3adcd4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2017-05-01T12:14:53Z",
    "title_canon_sha256": "e7c7831ff8fb244e2aaf8ab7415dc3010faa3a5813a2fb5f050c36003405ae01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00492",
    "kind": "arxiv",
    "version": 1
  }
}