Pith Number

pith:P7QRCWPW

pith:2016:P7QRCWPWPLWPCOFHDTDUT3A5J5

not attested not anchored not stored refs pending

Protoplanetary Disks in the Orion OMC1 Region Imaged with ALMA

A. Ginsburg, J. A. Eisner, J. M. Bally, P. D. Sheehan

arxiv:1604.03134 v1 · 2016-04-11 · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P7QRCWPWPLWPCOFHDTDUT3A5J5}

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	2026-05-18T01:10:49.890578Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7fe11159f67aecf138a71cc749ec1d4f52af9bdf6f10a113d335f7704f2f55fc

Aliases

arxiv: 1604.03134 · arxiv_version: 1604.03134v1 · doi: 10.48550/arxiv.1604.03134 · pith_short_12: P7QRCWPWPLWP · pith_short_16: P7QRCWPWPLWPCOFH · pith_short_8: P7QRCWPW

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/P7QRCWPWPLWPCOFHDTDUT3A5J5 \
  | 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: 7fe11159f67aecf138a71cc749ec1d4f52af9bdf6f10a113d335f7704f2f55fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "952f44e424b69ff202da036ede7942ee1395f3d457f09ddc329a9ba3e28b057e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-04-11T20:13:14Z",
    "title_canon_sha256": "118f7e7cac5a1c0050fa6cf9d55f11c6d26c30bb42e8a1507450ca8f783f4a09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.03134",
    "kind": "arxiv",
    "version": 1
  }
}