Pith Number

pith:LO6Q5RD5

pith:2011:LO6Q5RD5MRMAP5QCF7CC6T33DC

not attested not anchored not stored refs pending

The non-thermal radio emitter HD 93250 resolved by long baseline interferometry

A. de Koter, A. Merand, H. Sana, J.-B. Le Bouquin, J.-P. Berger, M. De Becker

arxiv:1110.0831 v1 · 2011-10-04 · astro-ph.SR · 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{LO6Q5RD5MRMAP5QCF7CC6T33DC}

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	2026-05-18T04:11:40.379338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5bbd0ec47d645807f6022fc42f4f7b18929cd75e1dbbeffbedfae3875875b708

Aliases

arxiv: 1110.0831 · arxiv_version: 1110.0831v1 · doi: 10.48550/arxiv.1110.0831 · pith_short_12: LO6Q5RD5MRMA · pith_short_16: LO6Q5RD5MRMAP5QC · pith_short_8: LO6Q5RD5

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/LO6Q5RD5MRMAP5QCF7CC6T33DC \
  | 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: 5bbd0ec47d645807f6022fc42f4f7b18929cd75e1dbbeffbedfae3875875b708

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74227728017e057ecea355fd250004f4e65514459399220e63e4e7a1a5468577",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-10-04T20:00:01Z",
    "title_canon_sha256": "fa35ece23784517da673cc67f8751adda0f8447c4149c1278e7d2be7c19095cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.0831",
    "kind": "arxiv",
    "version": 1
  }
}