Pith Number

pith:C357PAWO

pith:2019:C357PAWOPTPIPHL5HJNH2JSRTC

not attested not anchored not stored refs pending

On the optimum operating conditions of ThNe calibration lamps for measurements of radial velocity variations

E.W. Guenther, M. Ammer-von Eiff

arxiv:1902.03877 v1 · 2019-02-11 · 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{C357PAWOPTPIPHL5HJNH2JSRTC}

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	2026-05-17T23:54:17.653628Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

16fbf782ce7cde879d7d3a5a7d265198b51716ccb80aaf2f2cf284abddc65ab4

Aliases

arxiv: 1902.03877 · arxiv_version: 1902.03877v1 · doi: 10.48550/arxiv.1902.03877 · pith_short_12: C357PAWOPTPI · pith_short_16: C357PAWOPTPIPHL5 · pith_short_8: C357PAWO

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/C357PAWOPTPIPHL5HJNH2JSRTC \
  | 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: 16fbf782ce7cde879d7d3a5a7d265198b51716ccb80aaf2f2cf284abddc65ab4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e62b34b3d2103d4ed4325cb4134c1ea62e00f1b3d8f1abb7c6b2104fba3f369",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-02-11T13:55:56Z",
    "title_canon_sha256": "f48ab2af5502d3241d861cea2ba508b178eff97505e2b6ebf42cd79b36606384"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03877",
    "kind": "arxiv",
    "version": 1
  }
}