Pith Number

pith:5P7ZIHR7

pith:2015:5P7ZIHR7YZQHR7R4YLOGLNKDTM

not attested not anchored not stored refs pending

Combining high-dispersion spectroscopy (HDS) with high contrast imaging (HCI): Probing rocky planets around our nearest neighbors

Bernhard Brandl, Christoph Keller, Henriette Schwarz, Ignas Snellen, Jayne Birkby, Matteo Brogi, Matthew Kenworthy, Remco de Kok, Remko Stuik

arxiv:1503.01136 v1 · 2015-03-03 · astro-ph.EP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5P7ZIHR7YZQHR7R4YLOGLNKDTM}

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	2026-05-18T02:25:39.801815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebff941e3fc66078fe3cc2dc65b5439b071b3d84ef5771c910e24264dc97e8f3

Aliases

arxiv: 1503.01136 · arxiv_version: 1503.01136v1 · doi: 10.48550/arxiv.1503.01136 · pith_short_12: 5P7ZIHR7YZQH · pith_short_16: 5P7ZIHR7YZQHR7R4 · pith_short_8: 5P7ZIHR7

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/5P7ZIHR7YZQHR7R4YLOGLNKDTM \
  | 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: ebff941e3fc66078fe3cc2dc65b5439b071b3d84ef5771c910e24264dc97e8f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2ea87c1097df11fa8f4d33a1939cdf5c9a9401c86d031d50a2571da2d7d096de",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2015-03-03T21:46:23Z",
    "title_canon_sha256": "99ade8d371311d66205797c860ea3c1038a2627236e4023f31cd413503dc1441"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01136",
    "kind": "arxiv",
    "version": 1
  }
}