Pith Number

pith:WV3JW34M

pith:2026:WV3JW34MZM2LZYPRVB7ZL5YCC4

not attested not anchored not stored refs pending

SPHEREx confirms predictions for artificial satellite trail pollution in Low Earth Orbit

Alejandro S. Borlaff, David Dubois, Jonathan McDowell, Pablo M. S\'anchez-Alarc\'on, Pamela M. Marcum, Steve B. Howell

arxiv:2605.27501 v1 · 2026-05-26 · astro-ph.EP · astro-ph.GA · 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{WV3JW34MZM2LZYPRVB7ZL5YCC4}

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	2026-05-28T00:05:21.461656Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b5769b6f8ccb34bce1f1a87f95f7021703c6007d6851b1cd38b7b7ba1757763c

Aliases

arxiv: 2605.27501 · arxiv_version: 2605.27501v1 · doi: 10.48550/arxiv.2605.27501 · pith_short_12: WV3JW34MZM2L · pith_short_16: WV3JW34MZM2LZYPR · pith_short_8: WV3JW34M

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/WV3JW34MZM2LZYPRVB7ZL5YCC4 \
  | 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: b5769b6f8ccb34bce1f1a87f95f7021703c6007d6851b1cd38b7b7ba1757763c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "511bf170a5a47132c16b04159cf197b17bd1dbfb98ca4b0a34b759e122968c52",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.IM"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-05-26T18:00:00Z",
    "title_canon_sha256": "1300769b919c8c8d142edf27c0b3689bd525752984788c230acea86f839f04c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27501",
    "kind": "arxiv",
    "version": 1
  }
}