Pith Number

pith:HVTXPYNC

pith:2018:HVTXPYNCRXVSZOYQMTJ6S4WYSR

not attested not anchored not stored refs pending

Towards the first detection of strongly lensed HI emission

Danail Obreschkow, Ian Heywood, Roger Deane, Tariq Blecher

arxiv:1812.03524 v2 · 2018-12-09 · 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{HVTXPYNCRXVSZOYQMTJ6S4WYSR}

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	2026-05-17T23:55:10.684338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d6777e1a28deb2cbb1064d3e972d8944d1cde0d363bef205ff4ec93769196fc

Aliases

arxiv: 1812.03524 · arxiv_version: 1812.03524v2 · doi: 10.48550/arxiv.1812.03524 · pith_short_12: HVTXPYNCRXVS · pith_short_16: HVTXPYNCRXVSZOYQ · pith_short_8: HVTXPYNC

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/HVTXPYNCRXVSZOYQMTJ6S4WYSR \
  | 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: 3d6777e1a28deb2cbb1064d3e972d8944d1cde0d363bef205ff4ec93769196fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81f056ffb3c5eea951fea7f8eb112b3229f75a53e298b4c946eee3bc30eb7705",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-12-09T17:05:38Z",
    "title_canon_sha256": "a3d8bd92a52a1789ab7e494faf63fae02192f5d08a9a532f3eeb98239b19de98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.03524",
    "kind": "arxiv",
    "version": 2
  }
}