Pith Number

pith:7NVQIB2P

pith:2018:7NVQIB2PCKYMAXJOPVP7YM5LNO

not attested not anchored not stored refs pending

uGMRT detections of HI 21-cm absorption associated with intermediate redshift galaxies

J.N.H.S. Aditya

arxiv:1811.03048 v1 · 2018-11-07 · 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{7NVQIB2PCKYMAXJOPVP7YM5LNO}

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	2026-05-17T23:59:48.523766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb6b04074f12b0c05d2e7d5ffc33ab6b93c267d4f752f5d37f4761c0b34849b9

Aliases

arxiv: 1811.03048 · arxiv_version: 1811.03048v1 · doi: 10.48550/arxiv.1811.03048 · pith_short_12: 7NVQIB2PCKYM · pith_short_16: 7NVQIB2PCKYMAXJO · pith_short_8: 7NVQIB2P

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/7NVQIB2PCKYMAXJOPVP7YM5LNO \
  | 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: fb6b04074f12b0c05d2e7d5ffc33ab6b93c267d4f752f5d37f4761c0b34849b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1b8b144227357f9de72c1cac3880b59d09ec05e5af880573efcddb1809e8b083",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-11-07T18:04:20Z",
    "title_canon_sha256": "f4da24f1607a49bb3fdd3103f7da58bfca4e25733c2fcb642ab67b672698c100"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.03048",
    "kind": "arxiv",
    "version": 1
  }
}