Pith Number

pith:PAXXKZMR

pith:2016:PAXXKZMR5PBAAZGZARSEP7FTXO

not attested not anchored not stored refs pending

Star formation and black hole accretion activity in rich local clusters of galaxies

Dario Fadda, Francine Marleau, Matteo Bianconi

arxiv:1601.06080 v1 · 2016-01-22 · 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{PAXXKZMR5PBAAZGZARSEP7FTXO}

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	2026-05-18T01:18:08.335707Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

782f756591ebc20064d9046447fcb3bbafa321835f9a6d97206f1f2f1b2b1e9b

Aliases

arxiv: 1601.06080 · arxiv_version: 1601.06080v1 · doi: 10.48550/arxiv.1601.06080 · pith_short_12: PAXXKZMR5PBA · pith_short_16: PAXXKZMR5PBAAZGZ · pith_short_8: PAXXKZMR

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/PAXXKZMR5PBAAZGZARSEP7FTXO \
  | 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: 782f756591ebc20064d9046447fcb3bbafa321835f9a6d97206f1f2f1b2b1e9b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dac5ff81d9b53258a8dbf1e7eaee5f032b76632a51a46c80bc5f00a7caedd02f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-01-22T17:27:30Z",
    "title_canon_sha256": "56897671dc6f567d92d10a9fd0542cc1a1df983029b66b2acd5dfc6c01fb1f6d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.06080",
    "kind": "arxiv",
    "version": 1
  }
}