Pith Number

pith:MKAPLDMH

pith:2021:MKAPLDMHFHXA34T5OQYRPUKDCA

not attested not anchored not stored refs pending

Is the remnant of GW190425 a strange quark star?

B. Eslam Panah, G. H. Bordbar, J. Sedaghat, R. Moradi, S. M. Zebarjad

arxiv:2104.00544 v3 · 2021-03-19 · gr-qc · astro-ph.HE · hep-ph · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MKAPLDMHFHXA34T5OQYRPUKDCA}

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	2026-07-05T04:51:37.727424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6280f58d8729ee0df27d743117d143102fab1e90ce43ac889d2b53f8fc21d38f

Aliases

arxiv: 2104.00544 · arxiv_version: 2104.00544v3 · doi: 10.48550/arxiv.2104.00544 · pith_short_12: MKAPLDMHFHXA · pith_short_16: MKAPLDMHFHXA34T5 · pith_short_8: MKAPLDMH

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/MKAPLDMHFHXA34T5OQYRPUKDCA \
  | 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: 6280f58d8729ee0df27d743117d143102fab1e90ce43ac889d2b53f8fc21d38f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c51850c460fbe391aca3c54e8de54581d8e651b7b4fc1c8772fb5f8262e75a10",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2021-03-19T07:30:18Z",
    "title_canon_sha256": "5284983d6104faabc352c7811c482c397b007800185954e88125c143df5dbebe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2104.00544",
    "kind": "arxiv",
    "version": 3
  }
}