Pith Number

pith:BBDS2HHQ

pith:2026:BBDS2HHQFKBKEW6KETLCL22R4X

not attested not anchored not stored refs pending

Towards Bayesian Photometric Cosmic Chronometers: Application to VIPERS

Enrique Gaztanaga, Malgorzata Siudek, Pablo Renard, Swaraj Pradhan, Thibaud Moutard

arxiv:2606.07298 v1 · 2026-06-05 · astro-ph.GA · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BBDS2HHQFKBKEW6KETLCL22R4X}

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	2026-06-08T01:05:18.263044Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08472d1cf02a82a25bca24d625eb51e5ef7f1a275bff3dc7bb54c04b5e3cc871

Aliases

arxiv: 2606.07298 · arxiv_version: 2606.07298v1 · doi: 10.48550/arxiv.2606.07298 · pith_short_12: BBDS2HHQFKBK · pith_short_16: BBDS2HHQFKBKEW6K · pith_short_8: BBDS2HHQ

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/BBDS2HHQFKBKEW6KETLCL22R4X \
  | 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: 08472d1cf02a82a25bca24d625eb51e5ef7f1a275bff3dc7bb54c04b5e3cc871

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "00bd295a3ef728cf7d95842abcd0306cd6672de520a0ec0a8513c22f7bc15ef5",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-05T14:09:43Z",
    "title_canon_sha256": "3ccc8f6a02a071838af6ef64ac066e9ad0a40ec63b14cd4ca79005d00dc10fbd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.07298",
    "kind": "arxiv",
    "version": 1
  }
}