Pith Number

pith:6PP7NFEJ

pith:2016:6PP7NFEJVMSD4WXVRAYB7P4F27

not attested not anchored not stored refs pending

Chromospheric and Coronal Activity in the 500-Myr-old Open Cluster M37: Evidence for Coronal Stripping?

Alejandro N\'u\~nez, Kevin R. Covey, Marcel A. Ag\"ueros, Mercedes L\'opez-Morales

arxiv:1611.09313 v1 · 2016-11-28 · 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{6PP7NFEJVMSD4WXVRAYB7P4F27}

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	2026-05-18T00:52:37.573936Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3dff69489ab243e5af588301fbf85d7c8b75a39880961e21299366d43bf3b69

Aliases

arxiv: 1611.09313 · arxiv_version: 1611.09313v1 · doi: 10.48550/arxiv.1611.09313 · pith_short_12: 6PP7NFEJVMSD · pith_short_16: 6PP7NFEJVMSD4WXV · pith_short_8: 6PP7NFEJ

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/6PP7NFEJVMSD4WXVRAYB7P4F27 \
  | 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: f3dff69489ab243e5af588301fbf85d7c8b75a39880961e21299366d43bf3b69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4caea7876db28e00edd8cefe24e2b8be671b5e3a2465407ab9536a42ae2aea2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-11-28T20:03:37Z",
    "title_canon_sha256": "a4a29d66af6bc067e094e2786c64b4daf50390f1b553c21203c36dbfe2c2d6d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.09313",
    "kind": "arxiv",
    "version": 1
  }
}