Pith Number

pith:J34KM7UM

pith:2015:J34KM7UMXJG7SMNUXQIW22ZSJO

not attested not anchored not stored refs pending

A multi-spectral band stellar photo-polarimeter

A. V. Raveendran, G. Srinivasulu, K. Jayakumar, K. Sagayanathan, M. J. Rosario, M. R. Somashekar, M. V. Mekkaden, N. Jayavel, S. Muneer, S. Ramamoorthy

arxiv:1505.04244 v1 · 2015-05-16 · 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{J34KM7UMXJG7SMNUXQIW22ZSJO}

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	2026-05-18T02:07:25.991145Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ef8a67e8cba4df931b4bc116d6b324b8f90f42aa115295b4fe1a095282b22a9

Aliases

arxiv: 1505.04244 · arxiv_version: 1505.04244v1 · doi: 10.48550/arxiv.1505.04244 · pith_short_12: J34KM7UMXJG7 · pith_short_16: J34KM7UMXJG7SMNU · pith_short_8: J34KM7UM

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/J34KM7UMXJG7SMNUXQIW22ZSJO \
  | 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: 4ef8a67e8cba4df931b4bc116d6b324b8f90f42aa115295b4fe1a095282b22a9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2942f5f3c02a073a6a9e8fce8927c6ad55336dc4800ce5fbeef3d16b95b8681b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2015-05-16T04:29:41Z",
    "title_canon_sha256": "6cac69de5ca9c5d033a3dc860602554574158f9f986343dbe8ef81bbd9d9dcc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04244",
    "kind": "arxiv",
    "version": 1
  }
}