Pith Number

pith:FEW2NIDW

pith:2021:FEW2NIDW6CYSWTRKOV5EXTTVNZ

not attested not anchored not stored refs pending

ALMA reveals a cloud-cloud collision that triggers star formation in N66N of the Small Magellanic Cloud

Hidetoshi Sano, Hiroshi Kondo, Kazuki Tokuda, Naslim Neelamkodan, Susmita Barman, Toshikazu Onishi

arxiv:2101.10711 v1 · 2021-01-26 · 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{FEW2NIDW6CYSWTRKOV5EXTTVNZ}

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	2026-07-05T02:19:45.338648Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

292da6a076f0b12b4e2a757a4bce756e68b338322af86a5877e268d365820214

Aliases

arxiv: 2101.10711 · arxiv_version: 2101.10711v1 · doi: 10.48550/arxiv.2101.10711 · pith_short_12: FEW2NIDW6CYS · pith_short_16: FEW2NIDW6CYSWTRK · pith_short_8: FEW2NIDW

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/FEW2NIDW6CYSWTRKOV5EXTTVNZ \
  | 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: 292da6a076f0b12b4e2a757a4bce756e68b338322af86a5877e268d365820214

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0c1d7fd4a4cc7ffba2817a12991e885c57b49a34b608e7744415ecf81668df23",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2021-01-26T11:14:50Z",
    "title_canon_sha256": "5ec8d463a08f71b815d08d08573a892b7df0dfe142bc5127e678a72b9ffcc93c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2101.10711",
    "kind": "arxiv",
    "version": 1
  }
}