Pith Number

pith:URXV7ITT

pith:2026:URXV7ITTOCN3IYZLZ5ZAMYUG3F

not attested not anchored not stored refs pending

A High-Likelihood Polar Interstellar Meteor Candidate

Abraham Loeb, Richard Cloete

arxiv:2606.04379 v1 · 2026-06-03 · astro-ph.EP · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{URXV7ITTOCN3IYZLZ5ZAMYUG3F}

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	2026-06-04T01:09:05.897560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a46f5fa273709bb4632bcf72066286d96cc17ee2f0909ec5673e38726e2a1b93

Aliases

arxiv: 2606.04379 · arxiv_version: 2606.04379v1 · doi: 10.48550/arxiv.2606.04379 · pith_short_12: URXV7ITTOCN3 · pith_short_16: URXV7ITTOCN3IYZL · pith_short_8: URXV7ITT

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/URXV7ITTOCN3IYZLZ5ZAMYUG3F \
  | 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: a46f5fa273709bb4632bcf72066286d96cc17ee2f0909ec5673e38726e2a1b93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8c79ee39b75ecc86b29f3ccf6acb4a4e006970342d5f586e4d9b293a196b535",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2026-06-03T02:51:57Z",
    "title_canon_sha256": "5114c2858a9ff9190125a25b9792538ec396f22ffc86dd5ba6263378d3f50d1e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04379",
    "kind": "arxiv",
    "version": 1
  }
}