Pith Number

pith:SBAG7ZSH

pith:2019:SBAG7ZSH7QZJVGE7KDZ5UXA3IL

not attested not anchored not stored refs pending

The Sub-mm Variability of IRC+10216 and $o$ Ceti

Francisca Kemper, Jan G. A. Wouterloot, Jonathan P. Marshall, Peter Scicluna, Sofia H. J. Wallstrom, Thavisha E. Dharmawardena

arxiv:1908.04555 v1 · 2019-08-13 · 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{SBAG7ZSH7QZJVGE7KDZ5UXA3IL}

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	2026-07-05T00:02:02.359043Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

90406fe647fc329a989f50f3da5c1b42cc3e70ceba826d647fd8b7c1d6e38e55

Aliases

arxiv: 1908.04555 · arxiv_version: 1908.04555v1 · doi: 10.48550/arxiv.1908.04555 · pith_short_12: SBAG7ZSH7QZJ · pith_short_16: SBAG7ZSH7QZJVGE7 · pith_short_8: SBAG7ZSH

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/SBAG7ZSH7QZJVGE7KDZ5UXA3IL \
  | 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: 90406fe647fc329a989f50f3da5c1b42cc3e70ceba826d647fd8b7c1d6e38e55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ae59e22c29c5ce3a4682315577e28b458707fda1f1f36e4891cf8a77950fac35",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-08-13T09:12:00Z",
    "title_canon_sha256": "8c49c7bb118d4e012ef44e159b39cf221bbea409274c3aa580d0108304dca400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.04555",
    "kind": "arxiv",
    "version": 1
  }
}