Pith Number

pith:AZ25TT7G

pith:2008:AZ25TT7GQO2IM2LWDWFKUDDIBL

not attested not anchored not stored refs pending

Deep low-frequency observations with the Giant Metrewave Radio Telescope: a search for relic radio emission

C. H. Ishwara-Chandra, D. J. Saikia, N. G. Kantharia (National Centre for Radio Astrophysics-TATA Institute of Fundamental Research, Pune), S. K. Sirothia

arxiv:0809.4565 v1 · 2008-09-26 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AZ25TT7GQO2IM2LWDWFKUDDIBL}

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	2026-07-04T17:12:58.669077Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0675d9cfe683b48669761d8aaa0c680afe30390f7108078801d1762f56a72570

Aliases

arxiv: 0809.4565 · arxiv_version: 0809.4565v1 · doi: 10.48550/arxiv.0809.4565 · pith_short_12: AZ25TT7GQO2I · pith_short_16: AZ25TT7GQO2IM2LW · pith_short_8: AZ25TT7G

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/AZ25TT7GQO2IM2LWDWFKUDDIBL \
  | 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: 0675d9cfe683b48669761d8aaa0c680afe30390f7108078801d1762f56a72570

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03b4adb5cf5a4455cf659bb1500be5cb1a220d93ac6df6ab9eccbf3a0d2ab0c6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-09-26T09:46:49Z",
    "title_canon_sha256": "91dd47a82a0b8820d11d32287a9a1c40d1f786ea47faf9bd0de13b2f715382e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0809.4565",
    "kind": "arxiv",
    "version": 1
  }
}