Pith Number

pith:LKEI3U4F

pith:2022:LKEI3U4F24YNTHPXFT3T3ONBPS

not attested not anchored not stored refs pending

The Giant Metrewave Radio Telescope Cold-HI AT $z\approx1$ Survey

Aditya Chowdhury, Jayaram N. Chengalur, Nissim Kanekar

arxiv:2207.00031 v2 · 2022-06-30 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LKEI3U4F24YNTHPXFT3T3ONBPS}

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	2026-07-05T05:02:43.273581Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5a888dd385d730d99df72cf73db9a17c899faae918a0b566b0aa28ccf83644d9

Aliases

arxiv: 2207.00031 · arxiv_version: 2207.00031v2 · doi: 10.48550/arxiv.2207.00031 · pith_short_12: LKEI3U4F24YN · pith_short_16: LKEI3U4F24YNTHPX · pith_short_8: LKEI3U4F

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/LKEI3U4F24YNTHPXFT3T3ONBPS \
  | 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: 5a888dd385d730d99df72cf73db9a17c899faae918a0b566b0aa28ccf83644d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4258affd43ba30cf7cc0f2cc37eed58af75c382e29c9a3def6306e357a2966b5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2022-06-30T18:01:05Z",
    "title_canon_sha256": "e57938e401a552bb2617183ff3b2752528fe68c32847129584fa8c424eeabd54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2207.00031",
    "kind": "arxiv",
    "version": 2
  }
}