Pith Number

pith:545GM436

pith:2020:545GM436R7UPT7F2B2BMIZC7DL

not attested not anchored not stored refs pending

Mirrors for space telescopes: degradation issues

A. J. Corso, D. Garoli, J. I. Larruquert, L. V. Rodriguez De Marcos, M. G. Pelizzo, R. Proietti Zaccaria

arxiv:2010.00045 v1 · 2020-09-30 · astro-ph.IM · physics.app-ph · physics.optics

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{545GM436R7UPT7F2B2BMIZC7DL}

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	2026-07-05T01:39:29.736874Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef3a66737e8fe8f9fcba0e82c4645f1ac03252868f5bdb45eb110ab6ea74654b

Aliases

arxiv: 2010.00045 · arxiv_version: 2010.00045v1 · doi: 10.48550/arxiv.2010.00045 · pith_short_12: 545GM436R7UP · pith_short_16: 545GM436R7UPT7F2 · pith_short_8: 545GM436

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/545GM436R7UPT7F2B2BMIZC7DL \
  | 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: ef3a66737e8fe8f9fcba0e82c4645f1ac03252868f5bdb45eb110ab6ea74654b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "33de981b785806170667ba6511a41a2be7f142d9bb5288d1588c3ed3a184198b",
    "cross_cats_sorted": [
      "physics.app-ph",
      "physics.optics"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2020-09-30T18:24:56Z",
    "title_canon_sha256": "32d2e389ff886ef365fa93f5d16eea574520fa0617f3724481ab09a696157cd2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2010.00045",
    "kind": "arxiv",
    "version": 1
  }
}