Pith Number

pith:DI7R75XB

pith:2020:DI7R75XB2VH3BPAZRPHNE22RL7

not attested not anchored not stored refs pending

Enhanced high-dispersion coronagraphy with KPIC phase II: design, assembly and status of sub-modules

B. Calvin, C. Z. Bond, D. Echeverri, D. Mawet, G. Ruane, J. Colborn, J. K. Wallace, J. Pezzato, J. R. Delorme, J. Wang, M. Porter, M. Roberts, N. Jovanovic, P. Wizinowich, R. Bartos, R. Jensen-Clem, S. Cetre, S. Lilley, S. Ragland, T. Schofield

arxiv:2012.06638 v1 · 2020-12-11 · 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{DI7R75XB2VH3BPAZRPHNE22RL7}

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	2026-07-05T01:58:58.130585Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1a3f1ff6e1d54fb0bc198bced26b515fe5be7e2b4beaa36a33336af68408e043

Aliases

arxiv: 2012.06638 · arxiv_version: 2012.06638v1 · doi: 10.48550/arxiv.2012.06638 · pith_short_12: DI7R75XB2VH3 · pith_short_16: DI7R75XB2VH3BPAZ · pith_short_8: DI7R75XB

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/DI7R75XB2VH3BPAZRPHNE22RL7 \
  | 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: 1a3f1ff6e1d54fb0bc198bced26b515fe5be7e2b4beaa36a33336af68408e043

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85ef6cf2595269a928157108a558c5b484bb22a684f2ed5f225c353d500ff8f9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-12-11T21:13:25Z",
    "title_canon_sha256": "41af7e46a8f8f78ac4ba8fc1f2c21f8c1456f4abec46872e22ad10dcd8c22f09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2012.06638",
    "kind": "arxiv",
    "version": 1
  }
}