Pith Number

pith:GQGKXZIU

pith:2018:GQGKXZIUSNQXL7GEIRQHKNGEWC

not attested not anchored not stored refs pending

Demonstration of resolving power $\lambda/\Delta\lambda > 10,000$ for a space-based x-ray transmission grating spectrometer

Alexander R. Bruccoleri, Jeffery Kolodziejczak, Jessica A. Gaskin, Mark L. Schattenburg, Ralf K. Heilmann

arxiv:1812.08229 v1 · 2018-12-19 · 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{GQGKXZIUSNQXL7GEIRQHKNGEWC}

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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	2026-05-17T23:53:23.418487Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

340cabe514936175fcc444607534c4b0b68c34b631ddc3752b1382267585c66d

Aliases

arxiv: 1812.08229 · arxiv_version: 1812.08229v1 · doi: 10.48550/arxiv.1812.08229 · pith_short_12: GQGKXZIUSNQX · pith_short_16: GQGKXZIUSNQXL7GE · pith_short_8: GQGKXZIU

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/GQGKXZIUSNQXL7GEIRQHKNGEWC \
  | 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: 340cabe514936175fcc444607534c4b0b68c34b631ddc3752b1382267585c66d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e6e0207ccc63a4cf53d89fc84856e1f3b8e5c5f1001927e1bced52e167654bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-12-19T20:26:00Z",
    "title_canon_sha256": "37f1aec1b6b5b3ddaca4d164a44031a65d2b1f92605a61d8422877a1431349bd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.08229",
    "kind": "arxiv",
    "version": 1
  }
}