Pith Number

pith:6V2YIEPH

pith:2018:6V2YIEPHPNOQCBDSBUQA5XCSJ7

not attested not anchored not stored refs pending

Overview of the spectrometer optical fiber feed for the Habitable-zone Planet Finder

Andrew J. Monson, Arpita Roy, Chad F. Bender, David Sterner, Emily Lubar, Frederick R. Hearty, Gudmundur K. Stefansson, J. P. Ninan, Lawrence. W. Ramsey, Paul M. Robertson, Samuel P. Halverson, Scott Blakeslee, Shubham Kanodia, Suvrath Mahadevan

arxiv:1808.00557 v1 · 2018-08-01 · 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{6V2YIEPHPNOQCBDSBUQA5XCSJ7}

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	2026-05-18T00:09:04.923914Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5758411e77b5d0104720d200edc524ff87a3d3bb59ba5b71a356117442ad6d4

Aliases

arxiv: 1808.00557 · arxiv_version: 1808.00557v1 · doi: 10.48550/arxiv.1808.00557 · pith_short_12: 6V2YIEPHPNOQ · pith_short_16: 6V2YIEPHPNOQCBDS · pith_short_8: 6V2YIEPH

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/6V2YIEPHPNOQCBDSBUQA5XCSJ7 \
  | 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: f5758411e77b5d0104720d200edc524ff87a3d3bb59ba5b71a356117442ad6d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec75e5e2a0b8d1005af3d943139d629b71a86995f4739802ee31b054844844d2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-08-01T20:47:26Z",
    "title_canon_sha256": "85b8b785fb060209d7bd0bb84fa263d74d6950df81766adaf8e113fe01e860eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.00557",
    "kind": "arxiv",
    "version": 1
  }
}