Pith Number

pith:IDPQ7NWD

pith:2011:IDPQ7NWDA3B33YB4IXNBG7YK6H

not attested not anchored not stored refs pending

New SPB stars in the field of the young open cluster NGC 2244 discovered by the MOST photometric satellite

A.F.J. Moffat, D.B. Guenther, D. Gruber, D. Sasselov, G. Handler, H. Saio, J.M. Matthews, K. Zwintz, L. Fossati, R. Kuschnig, S.M. Rucinski, W.W. Weiss

arxiv:1110.4104 v1 · 2011-10-18 · 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{IDPQ7NWDA3B33YB4IXNBG7YK6H}

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	2026-05-18T02:00:09.040924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40df0fb6c306c3bde03c45da137f0af1c550c968f186ae15f8ec306196ff5a89

Aliases

arxiv: 1110.4104 · arxiv_version: 1110.4104v1 · doi: 10.48550/arxiv.1110.4104 · pith_short_12: IDPQ7NWDA3B3 · pith_short_16: IDPQ7NWDA3B33YB4 · pith_short_8: IDPQ7NWD

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/IDPQ7NWDA3B33YB4IXNBG7YK6H \
  | 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: 40df0fb6c306c3bde03c45da137f0af1c550c968f186ae15f8ec306196ff5a89

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d0d03c8e36ad7ef56c81a79e01b8da2ea75e1ad3d350fb191e2181badf8b4552",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-10-18T20:00:00Z",
    "title_canon_sha256": "d99523fe775459990ebb7f2dcf31654294d8f352f9968090100382395ce7cae3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.4104",
    "kind": "arxiv",
    "version": 1
  }
}