Pith Number

pith:R2H3X5AM

pith:2014:R2H3X5AMOHSFTXOB3HC6RRBOJS

not attested not anchored not stored refs pending

Giant Metrewave Radio Telescope detection of two new HI 21cm absorbers at $z \approx 2$

India), Nissim Kanekar (National Centre for Radio Astrophysics

arxiv:1411.5690 v3 · 2014-11-20 · 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{R2H3X5AMOHSFTXOB3HC6RRBOJS}

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	2026-05-18T01:41:28.711900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e8fbbf40c71e459ddc1d9c5e8c42e4cb68fa8c2afe8816750bc10e80e33c221

Aliases

arxiv: 1411.5690 · arxiv_version: 1411.5690v3 · doi: 10.48550/arxiv.1411.5690 · pith_short_12: R2H3X5AMOHSF · pith_short_16: R2H3X5AMOHSFTXOB · pith_short_8: R2H3X5AM

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/R2H3X5AMOHSFTXOB3HC6RRBOJS \
  | 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: 8e8fbbf40c71e459ddc1d9c5e8c42e4cb68fa8c2afe8816750bc10e80e33c221

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a84f964ca5a168c84b497c1f4cd644d93b97a034d6d1d0a4776943b676ed4368",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-11-20T21:00:09Z",
    "title_canon_sha256": "209869208d010df99d091d8268e68dd6064b100e478d7c784e8abfb92b6b8f02"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.5690",
    "kind": "arxiv",
    "version": 3
  }
}