Pith Number

pith:ZIFPYHX7

pith:2018:ZIFPYHX76LFH4RLB7XPP4UP7VN

not attested not anchored not stored refs pending

ALMA resolves CI emission from the $\beta$ Pictoris debris disk

Aki Roberge, Alexis Brandeker, Bernard L. de Vries, Christine Chen, Eric Pantin, Gianni Cataldi, G\"oran Olofsson, Inga Kamp, Ren\'e Liseau, William Dent, Yanqin Wu

arxiv:1804.06479 v2 · 2018-04-17 · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZIFPYHX76LFH4RLB7XPP4UP7VN}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T00:10:37.865509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca0afc1efff2ca7e4561fddefe51ffab7b0d93447b793237d44e521a02b05f56

Aliases

arxiv: 1804.06479 · arxiv_version: 1804.06479v2 · doi: 10.48550/arxiv.1804.06479 · pith_short_12: ZIFPYHX76LFH · pith_short_16: ZIFPYHX76LFH4RLB · pith_short_8: ZIFPYHX7

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/ZIFPYHX76LFH4RLB7XPP4UP7VN \
  | 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: ca0afc1efff2ca7e4561fddefe51ffab7b0d93447b793237d44e521a02b05f56

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a26d57315c2d487d0f3d7262d1370c0d3fd5f38a3d5ae5ad7e3eeee6e09480e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.EP",
    "submitted_at": "2018-04-17T21:58:11Z",
    "title_canon_sha256": "e2f3ac4557fa4353981cc12aeec050fce6d6a6e07f19e8f69cf4e8f47585e5a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.06479",
    "kind": "arxiv",
    "version": 2
  }
}