Pith Number

pith:XB4J5J3L

pith:2011:XB4J5J3LBXVP6VI3FLHPN2SSDQ

not attested not anchored not stored refs pending

Discovery of a Be/X-ray pulsar binary and associated supernova remnant in the Wing of the SMC

C.J. Evans, J. Reyes-Iturbide, J.S. Gallagher III, L.M. Oskinova, M.A. Guerrero, R.A. Gruendl, V. H\'enault-Brunet, W. Sun, Y.-H. Chu

arxiv:1110.6404 v1 · 2011-10-28 · astro-ph.SR · astro-ph.GA · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XB4J5J3LBXVP6VI3FLHPN2SSDQ}

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	2026-05-18T01:59:50.501686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b8789ea76b0deaff551b2acef6ea521c0d365a1c04ac12cc19bcae668a1e8b04

Aliases

arxiv: 1110.6404 · arxiv_version: 1110.6404v1 · doi: 10.48550/arxiv.1110.6404 · pith_short_12: XB4J5J3LBXVP · pith_short_16: XB4J5J3LBXVP6VI3 · pith_short_8: XB4J5J3L

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/XB4J5J3LBXVP6VI3FLHPN2SSDQ \
  | 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: b8789ea76b0deaff551b2acef6ea521c0d365a1c04ac12cc19bcae668a1e8b04

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b0604a73d7134abe845ddfe92322967addb2d53441570e4c33a8ded2dc2240ba",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-10-28T17:19:07Z",
    "title_canon_sha256": "f8698deaeb737ab993acc943d50ae70b37bab479fa5dbf3c559ec505c4ef39dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6404",
    "kind": "arxiv",
    "version": 1
  }
}