Pith Number

pith:GU5QLOA5

pith:2026:GU5QLOA5LXF77JAM6JOZMO5WS3

not attested not anchored not stored refs pending

Sub-stellar Strange Quark Matter Objects: Predicting a New Class of Highly-Compact Candidates

Jonathan Jo\'as Zapata Campos, Rodrigo Negreiros

arxiv:2605.18260 v1 · 2026-05-18 · astro-ph.HE · astro-ph.EP · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GU5QLOA5LXF77JAM6JOZMO5WS3}

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	2026-05-20T00:05:52.503724Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

353b05b81d5dcbffa40cf25d963bb696f2a3eeb55a8a875b033dcd74dcd09f71

Aliases

arxiv: 2605.18260 · arxiv_version: 2605.18260v1 · doi: 10.48550/arxiv.2605.18260 · pith_short_12: GU5QLOA5LXF7 · pith_short_16: GU5QLOA5LXF77JAM · pith_short_8: GU5QLOA5

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/GU5QLOA5LXF77JAM6JOZMO5WS3 \
  | 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: 353b05b81d5dcbffa40cf25d963bb696f2a3eeb55a8a875b033dcd74dcd09f71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a328610a43ff9120e96a9beb08d2f4931db0425f1a72a7d9055eb0b16a741c1",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "astro-ph.SR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2026-05-18T11:58:48Z",
    "title_canon_sha256": "553640dc6ab96dfbf12e4498d5d00b6ced8c0950b35310d442c7f7433e401556"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18260",
    "kind": "arxiv",
    "version": 1
  }
}