Pith Number

pith:EINOEWSZ

pith:2025:EINOEWSZEIMNKCEU3TU4UMDFKF

not attested not anchored not stored refs pending

Applying the Principles of Universal Design to Make Astronomy More Accessible

Amanda Quirk, Tom Rice

arxiv:2505.23498 v1 · 2025-05-29 · 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{EINOEWSZEIMNKCEU3TU4UMDFKF}

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	2026-07-05T11:12:02.985201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

221ae25a592218d50894dce9ca30655157d65c9d8b3723953fbd6e99cb88607b

Aliases

arxiv: 2505.23498 · arxiv_version: 2505.23498v1 · doi: 10.48550/arxiv.2505.23498 · pith_short_12: EINOEWSZEIMN · pith_short_16: EINOEWSZEIMNKCEU · pith_short_8: EINOEWSZ

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/EINOEWSZEIMNKCEU3TU4UMDFKF \
  | 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: 221ae25a592218d50894dce9ca30655157d65c9d8b3723953fbd6e99cb88607b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3594533b06247cb775d028f61d10ccd7dad0c692f62d294967b3dd40a5b1a1ca",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2025-05-29T14:47:03Z",
    "title_canon_sha256": "80c37a8198d80b2d704b3ceb26e75fc78cae28a975252204933d4e51f85fc745"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23498",
    "kind": "arxiv",
    "version": 1
  }
}