Pith Number

pith:QPPU7KN5

pith:2014:QPPU7KN52HGW7XSRCRTWEHRTXP

not attested not anchored not stored refs pending

CLASH-VLT: Is there a dependence in metallicity evolution on galaxy structures?

Amata Mercurio, Bodo Ziegler, Christian Maier, CLASH-VLT-TEAM), Italo Balestra, Mario Nonino (CLASH-TEAM, Miguel Verdugo, Oliver Czoske, Piero Rosati, Ulrike Kuchner

arxiv:1409.4999 v2 · 2014-09-17 · 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{QPPU7KN52HGW7XSRCRTWEHRTXP}

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	2026-05-18T02:25:40.210246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83df4fa9bdd1cd6fde511467621e33bbee4b82d34a3dcc78e98fee95597fe3fe

Aliases

arxiv: 1409.4999 · arxiv_version: 1409.4999v2 · doi: 10.48550/arxiv.1409.4999 · pith_short_12: QPPU7KN52HGW · pith_short_16: QPPU7KN52HGW7XSR · pith_short_8: QPPU7KN5

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/QPPU7KN52HGW7XSRCRTWEHRTXP \
  | 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: 83df4fa9bdd1cd6fde511467621e33bbee4b82d34a3dcc78e98fee95597fe3fe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d208e56d439f9123e509260a0948783cdb23c50bf6fde5bf009a6da272597d64",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2014-09-17T13:54:40Z",
    "title_canon_sha256": "18e873ca33d033a0410cd535befaa29ef99a985d75089d9d927f42df795f463f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.4999",
    "kind": "arxiv",
    "version": 2
  }
}