Pith Number

pith:SCCO4DDH

pith:2015:SCCO4DDH5S5DQGGNSNS2EAF57U

not attested not anchored not stored refs pending

Gas inside the 97 au cavity around the transition disk Sz\,91

A. Hales, A. Hardy, C. C\'aceres, C. Pinte, F. M\'enard, G. S. Mathews, H. Canovas, J. P. Williams, L. Cieza, M. R. Schreiber, P. Rom\'an, S. Casassus

arxiv:1503.04821 v1 · 2015-03-16 · 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{SCCO4DDH5S5DQGGNSNS2EAF57U}

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	2026-05-18T02:03:33.734410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9084ee0c67ecba3818cd9365a200bdfd28558ecd5c94cad9d000ed3a39262a70

Aliases

arxiv: 1503.04821 · arxiv_version: 1503.04821v1 · doi: 10.48550/arxiv.1503.04821 · pith_short_12: SCCO4DDH5S5D · pith_short_16: SCCO4DDH5S5DQGGN · pith_short_8: SCCO4DDH

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/SCCO4DDH5S5DQGGNSNS2EAF57U \
  | 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: 9084ee0c67ecba3818cd9365a200bdfd28558ecd5c94cad9d000ed3a39262a70

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fd0cb22c53b43d4743ef992fb3bef8c2d296195d5bc739f374112ea5d83b1b2a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-03-16T20:00:49Z",
    "title_canon_sha256": "fb7253b75516995086082c801e22b210b6cb26ec3d473489acc4f7a0b3176cb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.04821",
    "kind": "arxiv",
    "version": 1
  }
}