Pith Number

pith:23NBXLXP

pith:2019:23NBXLXPW6RFJCJOOVOL7IXCRO

not attested not anchored not stored refs pending

Another Servicing Mission to Extend Hubble Space Telescope's Science past the Next Decade

229 co-signers, Domingo Garc\'ia-Senz, Francesco R. Ferraro, Gast\'on Folatelli, Gilda Ballester, Jos\'e M. Diego, Kevin France, Mauro Giavalisco, Melina. C. Bersten, Mercedes L\'opez-Morales, Nitya Kallivayalil, Patrick L. Kelly, Pilar Ruiz-Lapuente, Rolf A. Jansen, Rupali Chandar, Seth Redfield, Stephane Charlot, Steven Finkelstein, Steve Shore, Thomas Maccarone

arxiv:1907.04886 v1 · 2019-07-10 · 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{23NBXLXPW6RFJCJOOVOL7IXCRO}

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	2026-05-17T23:40:54.688921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6da1baeefb7a254892e755cbfa2e28bba4d0021a474f49069bf06ba209266dd

Aliases

arxiv: 1907.04886 · arxiv_version: 1907.04886v1 · doi: 10.48550/arxiv.1907.04886 · pith_short_12: 23NBXLXPW6RF · pith_short_16: 23NBXLXPW6RFJCJO · pith_short_8: 23NBXLXP

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/23NBXLXPW6RFJCJOOVOL7IXCRO \
  | 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: d6da1baeefb7a254892e755cbfa2e28bba4d0021a474f49069bf06ba209266dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03bbf4a8f06fd2a3853efd3e7223ec9a69d7160cb555a6b7c89ed5e2d1e1a034",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2019-07-10T18:51:40Z",
    "title_canon_sha256": "5b47d614ca73ef344b12aaf928698a1d4b38d0808bdbab09672c12446ace7312"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.04886",
    "kind": "arxiv",
    "version": 1
  }
}