Pith Number

pith:XBHUUXFY

pith:2026:XBHUUXFYOKI56S2O5OJHTFUDF6

not attested not anchored not stored refs pending

Probing IMF Variations in High-Redshift Early-Type Galaxies with SHARP

A. Gallazzi, A. Gargiulo, A. Vazdekis, C. Tortora, F. Ditrani, F. Fontanot, F. La Barbera, G. De Lucia, M. Longhetti, P. Franzetti, P. Saracco, S. Zibetti

arxiv:2606.31189 v1 · 2026-06-30 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XBHUUXFYOKI56S2O5OJHTFUDF6}

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	2026-07-01T01:17:31.750195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b84f4a5cb87291df4b4eeb927996832fae27a54e9eabb0facee48a956c758088

Aliases

arxiv: 2606.31189 · arxiv_version: 2606.31189v1 · doi: 10.48550/arxiv.2606.31189 · pith_short_12: XBHUUXFYOKI5 · pith_short_16: XBHUUXFYOKI56S2O · pith_short_8: XBHUUXFY

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/XBHUUXFYOKI56S2O5OJHTFUDF6 \
  | 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: b84f4a5cb87291df4b4eeb927996832fae27a54e9eabb0facee48a956c758088

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abb959ec9865f474e859e1ff347465e4c87b588a6d17cf2ab28d52bafdc523a2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2026-06-30T06:19:39Z",
    "title_canon_sha256": "6287b19643f8d8ba9768b0182289438ed00e84f8dbc46f4464607c6daaa36232"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.31189",
    "kind": "arxiv",
    "version": 1
  }
}