Pith Number

pith:W3YG5KPK

pith:2018:W3YG5KPKOW5U7EIDNTNZPCTGLS

not attested not anchored not stored refs pending

NAIR: Novel Astronomical Instrumentation through photonic Reformatting

Abani Shankar Nayak, Andreas Quirrenbach, Dionne M. Haynes, Ettore Pedretti, Jan Tepper, John J. Davenport, Lucas Labadie, Philipp Hottinger, Pranab Jyoti Deka, Robert J. Harris, Roger Haynes, Stefano Minardi, Theodoros Anagnos, Yohana Herrero Alonso

arxiv:1807.04539 v1 · 2018-07-12 · 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{W3YG5KPKOW5U7EIDNTNZPCTGLS}

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	2026-05-18T00:10:53.151113Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b6f06ea9ea75bb4f91036cdb978a665c87dd80577c720a7d706fa6b8c7ec5951

Aliases

arxiv: 1807.04539 · arxiv_version: 1807.04539v1 · doi: 10.48550/arxiv.1807.04539 · pith_short_12: W3YG5KPKOW5U · pith_short_16: W3YG5KPKOW5U7EID · pith_short_8: W3YG5KPK

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/W3YG5KPKOW5U7EIDNTNZPCTGLS \
  | 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: b6f06ea9ea75bb4f91036cdb978a665c87dd80577c720a7d706fa6b8c7ec5951

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b51663b2e9d9ce1e936de20b170cf92ac9879af63b4dc24bf990d87cac51c09a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-07-12T11:07:30Z",
    "title_canon_sha256": "610d9858df1b5d92369c09925dd6b7f3a94f7b5f37a5edd10d2fd57209f095c7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04539",
    "kind": "arxiv",
    "version": 1
  }
}