Pith Number

pith:43SUSKFR

pith:2022:43SUSKFRFIAQWLSFBUQXBF4JXY

not attested not anchored not stored refs pending

The earliest O-type eclipsing binary in the Small Magellanic Cloud, AzV 476: A comprehensive analysis reveals surprisingly low stellar masses

A. A. C. Sander, D. Pauli, H. Todt, J. Ma\'iz Apell\'aniz, L. M. Oskinova, M. Rickard, R. Prinja, T. Shenar, V. Ramachandran, W.-R. Hamann

arxiv:2201.09148 v1 · 2022-01-22 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{43SUSKFRFIAQWLSFBUQXBF4JXY}

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	2026-07-05T04:04:31.039385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e6e54928b12a010b2e450d21709789be3c8ce6df2756e6de6af140bdbff55aac

Aliases

arxiv: 2201.09148 · arxiv_version: 2201.09148v1 · doi: 10.48550/arxiv.2201.09148 · pith_short_12: 43SUSKFRFIAQ · pith_short_16: 43SUSKFRFIAQWLSF · pith_short_8: 43SUSKFR

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/43SUSKFRFIAQWLSFBUQXBF4JXY \
  | 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: e6e54928b12a010b2e450d21709789be3c8ce6df2756e6de6af140bdbff55aac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f186b8a9d4fe5da8441e13aa7846b78be8b646e1abf09c3637573d46193e1ed2",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-01-22T23:49:54Z",
    "title_canon_sha256": "c4c749f2078485ef8181fba6e9d39856351f5d31361bee594320dc8b99de53e2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.09148",
    "kind": "arxiv",
    "version": 1
  }
}