Pith Number

pith:BQPBTUEB

pith:2016:BQPBTUEB2UADSFV23V5I3L2LW6

not attested not anchored not stored refs pending

The growth of disks and bulges during hierarchical galaxy formation. II: metallicity, stellar populations and dynamical evolution

Chiara Tonini, Darren J. Croton, J. Stuart B. Wyithe, Simon J. Mutch

arxiv:1606.06040 v2 · 2016-06-20 · 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{BQPBTUEB2UADSFV23V5I3L2LW6}

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	2026-05-18T00:53:08.041195Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c1e19d081d5003916badd7a8daf4bb7a471798275c54a51caf972a40bc0d464

Aliases

arxiv: 1606.06040 · arxiv_version: 1606.06040v2 · doi: 10.48550/arxiv.1606.06040 · pith_short_12: BQPBTUEB2UAD · pith_short_16: BQPBTUEB2UADSFV2 · pith_short_8: BQPBTUEB

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/BQPBTUEB2UADSFV23V5I3L2LW6 \
  | 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: 0c1e19d081d5003916badd7a8daf4bb7a471798275c54a51caf972a40bc0d464

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "681df2e4786d12746c40107b6708e26bb8559420b1b91726d0662cdd6edafede",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-06-20T09:53:19Z",
    "title_canon_sha256": "3dd8e82921db352d5f8cfe6e56d8f69bc267dd4f5c8660295058be21865e9c98"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1606.06040",
    "kind": "arxiv",
    "version": 2
  }
}