Pith Number

pith:SFFOQGKD

pith:2018:SFFOQGKDRUXCLUEUJLOQXFMB67

not attested not anchored not stored refs pending

Variability in IC5070: two young stars with deep recurring eclipses

A. Scholz, C.R. Fisher, D. Froebrich, E. D'Arcy, J. Campbell-White, J. Crumpton, R. Hibbert, R.J. Newport, S.V. Makin, T. Zegmott. S.J. Billington

arxiv:1806.06608 v1 · 2018-06-18 · 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{SFFOQGKDRUXCLUEUJLOQXFMB67}

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	2026-05-18T00:13:01.858160Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

914ae819438d2e25d0944add0b9581f7e39aa273628080c66d3799f47a41dd11

Aliases

arxiv: 1806.06608 · arxiv_version: 1806.06608v1 · doi: 10.48550/arxiv.1806.06608 · pith_short_12: SFFOQGKDRUXC · pith_short_16: SFFOQGKDRUXCLUEU · pith_short_8: SFFOQGKD

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/SFFOQGKDRUXCLUEUJLOQXFMB67 \
  | 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: 914ae819438d2e25d0944add0b9581f7e39aa273628080c66d3799f47a41dd11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e9ce23f88cdd51c47b5dffb4fdf36b36b9c1cbfbd724337b487299037cc8aff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-06-18T11:56:55Z",
    "title_canon_sha256": "b826bbe36f0a98efa1967c83083ce52ba58f2130f1fe4d0c2285af7172571fb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.06608",
    "kind": "arxiv",
    "version": 1
  }
}