Pith Number

pith:5SGG7VU3

pith:2022:5SGG7VU35UJWNBTXKECXET77XR

not attested not anchored not stored refs pending

Determining the aberrations in a nearly diffraction-limited spectrograph

A. M. Watson, B. S\'anchez, S. Cuevas

arxiv:2204.13222 v1 · 2022-04-27 · 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{5SGG7VU35UJWNBTXKECXET77XR}

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	2026-07-05T04:27:58.682007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec8c6fd69bed136686775105724fffbc6b209550b6dc97362648c35e995afa22

Aliases

arxiv: 2204.13222 · arxiv_version: 2204.13222v1 · doi: 10.48550/arxiv.2204.13222 · pith_short_12: 5SGG7VU35UJW · pith_short_16: 5SGG7VU35UJWNBTX · pith_short_8: 5SGG7VU3

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/5SGG7VU35UJWNBTXKECXET77XR \
  | 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: ec8c6fd69bed136686775105724fffbc6b209550b6dc97362648c35e995afa22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "47f23953045315192c178ffe6063c19c2c1cb16a822b67c98fb4dcecbcb73618",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2022-04-27T22:56:34Z",
    "title_canon_sha256": "3ca5b7b0c286597a9d88cc0aa0c99be8901058ba29abcb2722d8658b481e4365"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2204.13222",
    "kind": "arxiv",
    "version": 1
  }
}