Pith Number

pith:NIYHVV7M

pith:2009:NIYHVV7MB6SFABBCFXD3Y5J6LN

not attested not anchored not stored refs pending

A 50 MHz System for GMRT

Arvind Nayak (Raman Research Institute, Bangalore, B.S. Girish, India), K.S. Dwarakanath, N. Udaya Shankar, R. Somashekar, Shahram Amiri, Wences Laus

arxiv:0905.1461 v1 · 2009-05-10 · astro-ph.IM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NIYHVV7MB6SFABBCFXD3Y5J6LN}

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	2026-07-04T15:42:21.478419Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a307ad7ec0fa45004222dc7bc753e5b757de0ad570a318a1461fe3a3876ec15

Aliases

arxiv: 0905.1461 · arxiv_version: 0905.1461v1 · doi: 10.48550/arxiv.0905.1461 · pith_short_12: NIYHVV7MB6SF · pith_short_16: NIYHVV7MB6SFABBC · pith_short_8: NIYHVV7M

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/NIYHVV7MB6SFABBCFXD3Y5J6LN \
  | 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: 6a307ad7ec0fa45004222dc7bc753e5b757de0ad570a318a1461fe3a3876ec15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c02de17c5bdfd21fc7f10cd7d07adf04327c8395a2c41a3c403d33efe275c373",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2009-05-10T11:41:11Z",
    "title_canon_sha256": "374f4551e6924e14ead65ef7ec1b095f78ffae836128483c703453d97b09b4bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1461",
    "kind": "arxiv",
    "version": 1
  }
}