Pith Number

pith:2VA6NXPO

pith:2017:2VA6NXPOHKNUIWWZCXRQZ7VZNQ

not attested not anchored not stored refs pending

Commissioning and performance results of the WFIRST/PISCES integral field spectrograph

Avi M. Mandell, Camilo Mejia Prada, Eric J. Cady, Jorge Llop Sayson, Maxime J. Rizzo, Michael W. McElwain, Prabal Saxena, Qian Gong, Tyler D. Groff

arxiv:1707.07779 v1 · 2017-07-25 · astro-ph.IM · 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{2VA6NXPOHKNUIWWZCXRQZ7VZNQ}

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	2026-05-18T00:39:30.434616Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d541e6ddee3a9b445ad915e30cfeb96c3f9a1a1ba3d1e36f5f44286341d679ad

Aliases

arxiv: 1707.07779 · arxiv_version: 1707.07779v1 · doi: 10.48550/arxiv.1707.07779 · pith_short_12: 2VA6NXPOHKNU · pith_short_16: 2VA6NXPOHKNUIWWZ · pith_short_8: 2VA6NXPO

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/2VA6NXPOHKNUIWWZCXRQZ7VZNQ \
  | 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: d541e6ddee3a9b445ad915e30cfeb96c3f9a1a1ba3d1e36f5f44286341d679ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "92ce5090b94329699755b1145b9dba572f2ebb70e3c95d6df072a8299649b4a3",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2017-07-25T00:56:02Z",
    "title_canon_sha256": "d5c7f7e479bad4e2ff7287b282e744a4e777eeff5753052d6199ec3de13ace36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1707.07779",
    "kind": "arxiv",
    "version": 1
  }
}