Pith Number

pith:SJ4TTBHL

pith:2018:SJ4TTBHLEW4OCF342QH3FF4SDM

not attested not anchored not stored refs pending

The impact of ELT distortions and instabilities on future astrometric observations

Carmelo Arcidiacono, Davide Massari, Eric Gendron, Gabriele Rodeghiero, Hannes Riechert, J\"org-Uwe Pott, Martin Gl\"uck

arxiv:1806.01327 v1 · 2018-06-04 · 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{SJ4TTBHLEW4OCF342QH3FF4SDM}

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	2026-05-18T00:14:13.169805Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92793984eb25b8e1177cd40fb297921b12df4d6472e435c5da728c41bb32055c

Aliases

arxiv: 1806.01327 · arxiv_version: 1806.01327v1 · doi: 10.48550/arxiv.1806.01327 · pith_short_12: SJ4TTBHLEW4O · pith_short_16: SJ4TTBHLEW4OCF34 · pith_short_8: SJ4TTBHL

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/SJ4TTBHLEW4OCF342QH3FF4SDM \
  | 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: 92793984eb25b8e1177cd40fb297921b12df4d6472e435c5da728c41bb32055c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c5ba5472f8e3c6b956e37cdc43bc215c8619542406a35b0c20ae6289aa97704c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2018-06-04T19:00:26Z",
    "title_canon_sha256": "c09b06c8a454df75736bf908daf2f8c11f82c78c2ac941bf0fd57758b598f268"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01327",
    "kind": "arxiv",
    "version": 1
  }
}