Pith Number

pith:6L6ZCGOS

pith:2026:6L6ZCGOSECWRHB4KYRPN3DJBUX

not attested not anchored not stored refs pending

Pantheon+ supernovae corrected for progenitor age indicate the universe is decelerating

Animesh Sah (TIFR Mumbai), Mohamed Rameez (TIFR Mumbai), Subir Sarkar (University of Oxford)

arxiv:2606.09650 v1 · 2026-06-08 · astro-ph.CO · gr-qc · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6L6ZCGOSECWRHB4KYRPN3DJBUX}

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	2026-06-09T02:09:01.401171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f2fd9119d220ad13878ac45edd8d21a5c33ab30ffb7587506b80613fae241021

Aliases

arxiv: 2606.09650 · arxiv_version: 2606.09650v1 · doi: 10.48550/arxiv.2606.09650 · pith_short_12: 6L6ZCGOSECWR · pith_short_16: 6L6ZCGOSECWRHB4K · pith_short_8: 6L6ZCGOS

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/6L6ZCGOSECWRHB4KYRPN3DJBUX \
  | 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: f2fd9119d220ad13878ac45edd8d21a5c33ab30ffb7587506b80613fae241021

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f2eed9d70942699556c5f3e37acb1d0fcc96b2f9ef1bc1723b2e5a6cdfe54bda",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2026-06-08T15:41:19Z",
    "title_canon_sha256": "3e17340f136f472103ebd80fcefa2383d3d3f5d409564c330d022709c38fdbfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.09650",
    "kind": "arxiv",
    "version": 1
  }
}