Pith Number

pith:7U536FSM

pith:2016:7U536FSMYGPCTV5BF3XJPEIW6W

not attested not anchored not stored refs pending

Characterizing spiral arm and interarm star formation

A. Adamo, A. Hughes, B. Groves, E. Schinnerer, G. A. Blanc, K. Kreckel, S. Meidt

arxiv:1603.08009 v2 · 2016-03-25 · 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{7U536FSMYGPCTV5BF3XJPEIW6W}

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	2026-05-18T01:08:42.264078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd3bbf164cc19e29d7a12eee979116f5a0b23fc0576e94b28a4dbfea0c4f73d4

Aliases

arxiv: 1603.08009 · arxiv_version: 1603.08009v2 · doi: 10.48550/arxiv.1603.08009 · pith_short_12: 7U536FSMYGPC · pith_short_16: 7U536FSMYGPCTV5B · pith_short_8: 7U536FSM

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/7U536FSMYGPCTV5BF3XJPEIW6W \
  | 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: fd3bbf164cc19e29d7a12eee979116f5a0b23fc0576e94b28a4dbfea0c4f73d4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63104b6e442eae49b7f73f7d436b963642edcda070ed43a2a8a53fdf2442df88",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2016-03-25T20:00:07Z",
    "title_canon_sha256": "0a4f604ae72c8c7f6337179935e29717534b22e4936f91780148da2fd63f29c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.08009",
    "kind": "arxiv",
    "version": 2
  }
}