Pith Number

pith:HY77JBKE

pith:2025:HY77JBKEO5GBK2JY7MBGZI3LUO

not attested not anchored not stored refs pending

Cluster Catalog Validation with Multiwavelength Data

Ethan K. Steelberg, Jackson H. O'Donnell, Rance Solomon, Tesla E. Jeltema, The LSST Dark Energy Science Collaboration

arxiv:2509.07268 v1 · 2025-09-08 · 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{HY77JBKEO5GBK2JY7MBGZI3LUO}

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	2026-07-05T12:07:18.641967Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e3ff48544774c156938fb026ca36ba3a47ae2086c702baa1b8a94f6ebbc0139

Aliases

arxiv: 2509.07268 · arxiv_version: 2509.07268v1 · doi: 10.48550/arxiv.2509.07268 · pith_short_12: HY77JBKEO5GB · pith_short_16: HY77JBKEO5GBK2JY · pith_short_8: HY77JBKE

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/HY77JBKEO5GBK2JY7MBGZI3LUO \
  | 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: 3e3ff48544774c156938fb026ca36ba3a47ae2086c702baa1b8a94f6ebbc0139

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "60700aafde982eacb939533683202cfc358bd9aefdb05e9316b8e66da32027e4",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2025-09-08T22:54:58Z",
    "title_canon_sha256": "c87b9a6a81e43b8423ea42bd13b40e91ae74d357a8e630423a5625579cddcfa5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.07268",
    "kind": "arxiv",
    "version": 1
  }
}